Kinetic Molecular Theory Multiple Choice Questions



Research in the kinetics of chemical reactions is related to the most important trends in modern chemistry and the chemical industry: the development of rational principles for the control of chemical processes, stimulation of useful chemical reactions and inhibition of undesirable. If you're behind a web filter, please make sure that the domains *. does not obey all the assumptions of the kinetic-molecular theory. The particle theory of matter states that all matter is made up of tiny particles, specifically atoms and molecules, and that these particles have inherent characteristics. Tags: Question 3. Physical Science: Unit 6: Student Notes 8: The Kinetic Molecular Theory (KMT) Why is Gas Pressure Influenced by Temperature and Volume?. Passing Marks: 80%. Three States of Matter: Solid, Liquid and Gas Matter can exist in these three states. Gases Answers. Essay questions about ideal or real gas behavior or the kinetic molecular theory may also appear on the test. 65 10 kg m2/s b. Ideal Gas Law and Kinetic Theory Topic Page Ideal Gas Law and Kinetic Theory Questions. In theory there is no limit as to how cold any theoretical gas can be. 6keV (c) 13. Appendix 2: Example multiple choice exam question. Which statement is true about the type of motion represented by this position-time graph? The kinetic molecular theory states that as particles of matter gain kinetic energy, they. There are 15 questions. The following statements about the ideal gas are true EXCEPT: (A) The average molecular kinetic energy is directly proportional to the absolute temperature. No negative marking for incorrect choice. You should study the following review sheet, your previous quizzes, book problems, and practice quizzes. Choose the one alternative that best completes the statement or answers the question. the particles in a gas move rapidly. Know units of pressure in atm, torr, mm Hg, and kPa,. 7 calories/gram when the water is heated from 0 to. Test Prep Quiz Rubric. The rate of diffusion of gas X (relative molecular mass = 17) and gas Y (relative molecular mass = 28) was compared at 25 C and 50 C. This page contains Multiple choice questions on Kinetic theory of gases for Class 11,JEE and NEET. Question: (I) Multiple-Choice Questions 1) Which Of The Following Statements Conflicts With The Kinetic Molecular Theory Of Gases? A) Gases Are Made Up Of Small Atoms Or Molecules That Are In Constant, Random, And Linear Motion. have different shapes. They are mixed keeping the same volume and temperature, the pressure of the mixture will be- [Pb. For each observation, your answer must include references to both substances. Bigler's Schedule. 0 x 10 4 cm sec -1. Get Started. There will be no overall choice in the paper. The percentage after each major topic indicates the approximate proportion of multiple-choice questions on the exam that pertain to the topic. Students then solve 5 problems using these equations. Includes: defining a mole and recognizing the significance of the mole concept. This question requires the examinee to demonstrate knowledge of the principles of kinetic molecular theory. Muscular System Quiz. 10 (150) 100 question Multiple Choice Final exam. fusion, vaporization, condensation, boiling point, triple point, Kinetic Molecular Theory (KMT) States of Matter Partner Quiz: Quiz over the states of matter and their properties. Multiple Choice: Identify the choice that best completes the statement or answers the question. Practicing these multiple choice questions on Physics questions in online mcq quiz mode will be helpful to increase your general knowledge on physics and will definitly be helpful to take your score high in actual Tests in any competitive exams like - rail, bank, ssc, psc, upsc, tet, etc. They are mixed keeping the same volume and temperature, the pressure of the mixture will be- [Pb. Multiple-choice Reading Questions are provided for each chapter, making it easy to hold students accountable for doing assigned readings before lecture. The average kinetic energy of HBr molecules is greater than that of O2 molecules. 7 calories/gram when the water is heated from 0 to. Key concepts include. Greater the number of collisions = higher rate. Use our online kinetic energy calculator to calculate KE in Joules based on the values of mass and velocity. What is the change in momentum in x and y. Homework sets, worksheet, and sample test questions to support the learning of Kinetic Molecular Theory for high school chemistry students. A theory’s acceptance, however, is often gladiatorial. Under what conditions is the ideal gas law most accurate? Under what conditions does the ideal gas law break down? Why? 2. Who discovered the uncertainty principle?. Multiple Choice Questions on content of PowerPoint Presentation due: February 9, 2001 Minimum of 5 Each with 5 choices Separate document from PowerPoint E-mailed to Mrs. Kinetic Theory of Gases Paper – 4 Selection of good quality MCQs (Multiple choice questions) for test preparation is an important task. Analyze heating and cooling curves and phase diagrams. This chemistry video tutorial explains the concept of the kinetic molecular theory of gases. Number of Questions. Choose the correct answer from the following: Question 1. Answers to Practice Test Questions 9. Zumdahl MC ch 1-11 Solutions 1-11. Atomic Structure Answers. PHYSICAL SCIENCES SCOPE FOR EXAMINATIONS: 2014 State of Matter Kinetic Molecular Theory, Multiple-choice questions Multiple-choice questions. 5 The Ideal Gas Law 103. The average kinetic energy of water molecules is greatest in a. Kinetic Theory of Gases Questions, Paper 01, Total Questions: 25, Subject: Physics, Topic: Kinetic Theory of Gases, Type: MCQs (Multiple Choice Questions). Kinetic Molecular Theory WORKSHEET MULTIPLE CHOICE I. These two complexes contain the ambidentate nitrite ligand. Choose the one alternative that best completes the statement or answers the question. Practicing these multiple choice questions on Physics questions in online mcq quiz mode will be helpful to increase your general knowledge on physics and will definitly be helpful to take your score high in actual Tests in any competitive exams like - rail, bank, ssc, psc, upsc, tet, etc. Module Six- Part A: Kinetic Molecular Theory 10 points State the 5 assumptions of the Kinetic Molecular theory as stated in the book (Section 11. Lynn English High School. 17m3/kgmol. (4 marks) (b) Calculate the average kinetic energy of a gas molecule of an ideal gas at a temperature of 20 °C. Recognize that the Kinetic Molecular Theory explains the behaviorof matter. A chemical change. The Kinetic Theory of Gases assumes that collisions between gas molecules and the walls of a container are perfectly elastic, gas particles do not have any volume, and there are no repulsive or attractive forces between molecules, but these assumptions is for Ideal Gases. 8 The partial pressures of the various gases in our atmosphere can be explained by the kinetic molecular theory. Remember to bubble your version number and uteid. A solid forms when the average energy of a substances particles. These particles, therefore, have kinetic energy (the energy of motion). FALSE 2) Freon-12, CF2Cl2, which has been widely used in air conditioning systems, is considered a threat to the ozone layer in the stratosphere. All MC Questions Acid-Base MC Questions. Which of the following does not follow the kinetic molecular theory? A-Gas molecules have negligible volume. Chemistry certifications prep questions on kinetic molecular theory of gases, Lewis concept, liquefaction of gases, liquid crystals, liquids properties, London dispersion forces, magnetic quantum number, mass of electron, mass spectrometer, metallic crystals properties, metallic solids, metals structure, modern periodic table, molar volume. Gases are easily compressed because there is so much space between the particles. Kinetic-molecular theory assumes that attractive finite molecular volume and non-zero molecular attractions. The circle next to the answer will turn yellow. are always fluid. Chemistry Test with Gas Laws, Ideal Gas Law, kinetic molecular theory, stoichiometry with gases for volume, etc. Pick an existing quiz or create your own for review, formative assessment, and more. atmospheric pressure. 60 seconds. Chemical Bonding and Molecular Structure Multiple Choice Questions II. are important postulates of the kinetic-molecular theory of gases. Unit 5 – Gas Laws and Kinetic Molecular Theory. Palmer Graves MULTIPLE CHOICE. Bonding Answers. 2 is the coefficient of water and means 2 moles. Practice Exam Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. Your score will decrease with every wrong guess. The exam consists of multiple choice questions. gases only. that has a boiling point of about 79°C. Each question has 2 to 10 options. Answer _____ 4. These two complexes contain the ambidentate nitrite ligand. He discovered that all plants were made of cells, which contributed to the development of the cell theory: Anton van Leeuwenhoek Robert Hooke Theodor Schwann. Kinetic theory of gases assumes that the collisions between the molecules are (a) perfectly elastic Molecular volume of any perfect gas at 600 x 103 N/m2 and 27°C will be (a) 4. As might be implied by the above equation, 1. The test has 20 multiple choice questions. Each subject test lasts one hour. Rock and Mineral Quiz. all choice will be available in two questions of 2 marks each, two questions of 3 marks each and all the three questions of 5 marks each. Students in the control group (n = 62) studied a curricular unit that addressed the differences in arrangement and motion of molecules in the three phases of matter. Practicing these multiple choice questions on Physics questions in online mcq quiz mode will be helpful to increase your general knowledge on physics and will definitly be helpful to take your score high in actual Tests in any competitive exams like - rail, bank, ssc, psc, upsc, tet, etc. What is the rate at which kinetic energy is imparted to water? mv 3 /2. 2)There are gas molecules that move faster than the average. Identify the letter of the choice that best completes the statement or answers the question. How much work is done on the block by the force F? A. The ions in the solute separate from each other. 3, and some of 15 and 16: Kinetic Theory of Matter, States of matter, and energy and thermodynamics, and gas laws. The free-response portion of the exam can include questions about an experiment involving gases, and a common lab (which we will do) is the determination of the molar mass or molar volume of a gas. Also included for each study problem is a listing of the corresponding practice questions that use that concept. Gases and Kinetic Molecular Theory. Written examination with open questions, written examination with multiple choice questions Written exam with multiple choice questions: 60% Written exam with open questions: 20% Performance (practical + attitude): 5% Report (practical): 15% The written exam holds 16 of the 20 points, divided in an open question part (theoretical questions and. There will be four sections of the test including Survey of the Natural Sciences, Perceptual Ability, Reading Comprehension, and Quantitative Reasoning. If all of the following flasks are the same size, at the same temperature, and contain the same number of molecules, in which flask will the molecules be moving fastest?. College Chemistry Quiz Questions and Answers pdf also covers the syllabus of many competitive papers for admission exams of different universities from chemistry textbooks on chapters: Atomic Structure Multiple Choice Questions: 395 MCQs. Multiple Choice Questions on Magnetism The following question which appeared in the Kerala Engineering Entrance test paper of 2006 has been popular among question setters for long: A magnetized wire of magnetic moment M and length L is bent in the form of a semicircle of radius ‘r’. FALSE 2) Freon-12, CF2Cl2, which has been widely used in air conditioning systems, is considered a threat to the ozone layer in the stratosphere. Physical Science: Unit 6: Student Notes 8: The Kinetic Molecular Theory (KMT) Why is Gas Pressure Influenced by Temperature and Volume?. Solve stoichiometric problems by applying appropriate molar relationships. The molecular weight of the unknown gas is _____ g/mol. 3)The average speed of gas molecules increases with temperature. Which of the following does not follow the kinetic molecular theory? A-Gas molecules have negligible volume. [Clarification Statement: Emphasis is on qualitative molecular-level models of solids, liquids, and gases to show that adding or removing thermal energy increases or decreases kinetic energy of the particles until a change of state occurs. Motion Identification Quiz. Atomic structure, sub-atomic particles, Bohr model and isotopes. According to the kinetic-molecular theory, particles of matter a. The ions in the solute separate from each other. General English: 1 marks per questions: 10 questions: 2. Questions 19-21 refer to the following gases at 0˚C and 1 atm. The molecular weight of a gaseous compound is a non-variable quantity. The duration of each test (Biology and Chemistry) is 1 hour and 30 minutes. Multiple Choice Questions On the ParScore form, you need to fill in your answers, perm number, test version, and name. ? Your sense of smell improves. The average kinetic energy of a collection of gas particles is directly proportional to absolute temperature only. Which process can be explained by the kinetic-molecular theory? combustion; oxidation; Bases and Salts Noble Gases Lipids Mole Concept Corrosion Lubricants Green Chemistry States of Matter Solid Liquid and Gases. Physics Important Questions Class 11 are given below. CONTENTS Preface xiv Chapter 1 Introduction 3 1. (4 marks) (b) Calculate the average kinetic energy of a gas molecule of an ideal gas at a temperature of 20 °C. 11th Class Online Coaching. Upon further research, scientists tend to favor the theory that can explain most of the data, though there may still be gaps in our understanding. There is even a formula. Graduate students gain excellent training in the classroom and in the research laboratory. Condensed states have much higher densities than gases. 7: Deviation From Ideal Behavior ; 10: Additional Problems (2) 10: Extra Problems ; 10: Animation Questions (3) 10: Practice Exercises (8) 10: Multiple Choice Practice Questions (3) 10: Supplemental Multiple Choice Questions (101) 10: Test Bank of Related Multiple Choice Questions (65). 1984 Advanced Placement Exam Part I Multiple Choice Note: For all questions referring to solutions, assume that the solvent is water unless otherwise stated. Use kinetic molecular theory to explain why approximating ideal behavior (PV=nRT) is fairly accurate only at low pressures and high temperatures. Some of the worksheets for this concept are States of matter work, Chemistry, Kinetic molecular theory work key, Day 1 lesson plan kinetic molecular theory aim what is, A guide to kinetic molecular theory, Physical science period name answer key, Theparticletheoryofmatter, Phases of matter multiple choice quiz. com's quick multiple choice quizzes. All MC Questions Acid-Base MC Questions. Includes: Demonstrate knowledge of the basic principles of the kinetic molecular theory and the distinguishing characteristics of the states of matter. Section 2: Thermal Physics. MULTIPLE CHOICE. The entire container because of the low molecular weight of the two gases. Interpret factors that affect equilibrium and kinetics. Each question shall be of two marks. Objective 0001 The Nature and Processes of Science (Standard 1) 1. According to the kinetic theory of gases, an ideal gas has all of the following characteristics but 1. PHYSICS OLYMPIAD (ΠΗΨΣΙΧΣ ΟΛΨΜΠΙΑ∆) 1993 MULTIPLE CHOICE SCREENING TEST 30 QUESTIONS—40 MINUTES DO NOT OPEN THIS TEST UNTIL YOU ARE TOLD TO BEGIN This test contains 30 multiple choice questions. Which of the following does not follow the kinetic molecular theory? A-Gas molecules have negligible volume. (4 marks) (b) Calculate the average kinetic energy of a gas molecule of an ideal gas at a temperature of 20 °C. Some of the worksheets for this concept are States of matter work, Kinetic molecular theory work key, A guide to kinetic molecular theory, 8th grade science energy unit information, Chapter 7 kinetic theory of particles, Question bank matter and its composition, Physical science period name. 5 Multiple Choice & 3 Open Answer Questions. Over four hundred years, scientists including Rudolf Clausius and James Clerk Maxwell developed the kinetic-molecular theory (KMT) of gases, which describes how molecule properties relate to the macroscopic behaviors of an ideal gas—a theoretical gas that always obeys the ideal gas equation. B) HBr C) HCI sos D) NH3. The rate of diffusion of gas X (relative molecular mass = 17) and gas Y (relative molecular mass = 28) was compared at 25 C and 50 C. 25 multiple choice questions per exam. According to the kinetic-molecular theory, gases condense into liquids because of a. How much work is done on the block by the force F? A. consists of particles that do not occupy space. Which process can be explained by the kinetic-molecular theory? combustion; oxidation; Bases and Salts Noble Gases Lipids Mole Concept Corrosion Lubricants Green Chemistry States of Matter Solid Liquid and Gases. He discovered that all plants were made of cells, which contributed to the development of the cell theory: Anton van Leeuwenhoek Robert Hooke Theodor Schwann. Lynn English High School. The kinetic molecular theory is a simple but very effective model that effectively explains ideal gas behavior. •The kinetic-molecular theory is based on the idea that particles of matter are always in motion. gas molecules hitting other gas molecules. In a similar vein, the temperature of these mercury atoms is 4 times that of the hydrogen molecules in part b. Which of the following is the logical progression of elements formed in a star? a. For questions about this page. This is a quiz called Kinetic Molecular Theory: States of Matter and was created by member 𝙕𝙤𝙢𝙗𝙞𝙛𝙞𝙚𝙧360. What is the first assumption of the Kinetic Theory of Matter? Matter consists of molecules and atoms. There will be one theory paper consisting of total 26 questions. all choice will be available in two questions of 2 marks each, two questions of 3 marks each and all the three questions of 5 marks each. Explain how each of the following observations can be interpreted according to these concepts, including how the observation supports the correctness of these theories. For example: Demonstrate knowledge of the basic principles of the kinetic molecular theory and the distinguishing characteristics of different states of matter. Kinetic Molecular Theory & Gas Laws Chapter Exam Instructions. are in constant motion. 2 The Pressure of Gases: Definition, Measurement, and Units 93 3. Failure to do any of these things will result in the loss of 1 point. 27) According to the kinetic-molecular theory, molecules of different gases at the same temperature always have the same A average kinetic energy B) average densitv C) pressure D) molecular mass E) volume 28) Of the following gases, will have the greatest rate of effusion at a given temperature. WAEC Exam past questions , WAEC GCE Result checker Chemistry, Chemistry WAEC Questions 2019/2020 In this editorial, I will be presentation you past WAEC GCE Chemistry objective and theory random repeated questions for free. Questions: Explain the kinetic molecular theory and list the postulates. Diffusion between two gases occurs most rapidly if the gases are at a. Building 21st Century Data Analysis and Problem-Solving Skills in Modern Chemistry. This chemistry video tutorial explains the concept of the kinetic molecular theory of gases. •The kinetic-molecular theory is based on the idea that particles of matter are always in motion. the-molecular-nature-of-matter-7th-edition-by-jespersen-hyslop/ Chapter 0 A Very Brief History of Chemistry Multiple Choice Questions 1. & Kinetic theory of gases 1 - 1 - 05 10 Oscillation & waves 1 - - 1 07 Total Questions 08 08 07 03 26 Total Marks 08 16 28 18 70 INSTRUCTIONS FOR PAPER SETTER Note: 1. Displaying all worksheets related to - State Kinetic Theory. speed of the molecule 'ρ' is the density of the gas, 'k' is Boltzman's constant and T is the absolute temperature. B-Gas molecules do not have mass. 1)According to kinetic-molecular theory, in which of the following gases will the root-mean-square speed of the molecules be the highest at 200eC?. Do not skip boxes or put in a hyphen; unused boxes should be left blank. Answers to Practice Test Questions 9. Kinetic Molecular Theory of Matter Multiple-Choice Exercise E-mail comments and questions to Tami Maloney. 9) The predominant intermolecular force in (CH3)2NH is _____. chem 4502 prof. Diffusion and Effusion. This difference reduces the speed by 1 √100 = 1 10. Objective 008—Apply the mole concept and the principles and methods of stoichiometry. Others are WAEC 2018 Christian Religious Studies Questions & Answers /WAEC 2018 CRK Objective & Theory Questions and Answers, 2018 WAEC Financial Accounting Questions & Answers Exposed, GCE past questions on English language, WAEC Biology question and answer 2018, marking scheme for WAEC. Ideal Gases & the Kinetic Molecular Theory. all choice will be available in two questions of 2 marks each, two questions of 3 marks each and all the three questions of 5 marks each. the study of chemical processes, of the laws of their progress over time, and of their rates and mechanisms. The first section has 60 multiple-choice questions. Do not skip boxes or put in a hyphen; unused boxes should be left blank. There will be 4 questions of the. While a substance is changing from a solid to a liquid: A. Which process can be explained by the kinetic-molecular theory? combustion; oxidation; Bases and Salts Noble Gases Lipids Mole Concept Corrosion Lubricants Green Chemistry States of Matter Solid Liquid and Gases. Physical Science: Unit 6: Student Notes 8: The Kinetic Molecular Theory (KMT) Why is Gas Pressure Influenced by Temperature and Volume?. are in constant motion. (d) There is no net gain or. Please read the FAQ entry for further details. Key concepts include. All the best – Happy Studying. Gases are mostly empty space containing very tiny hard spheres. The electrons involved in the formation of a chemical bond are called a. Thus, we obtained a set of 22 questions, which constitutes our current version of the kinetic molecular theory of gases concept inventory. (e) the temperature at which the liquid will usually boil. The so-called Maxwell-Boltzmann distribution describes such a speed distribution for the particles of an ideal gas. The kinetic-molecular theory predicts that pressure rises as the temperature of a gas increases because _____. doc Author: marie wolff. General English: 1 marks per questions: 10 questions: 2. TB - Test Bank of related multiple choice questions. At high pressures gases deviate from ideal behavior because the particles are pushed together much more tightly: A volume adjustment must be made. (e) the temperature at which the liquid will usually boil. The final pressure is __________ atm. The total volume at the start is 100 ml. 61s 2 22s 2p 3s 3p3 Atoms of an element, X, have the electronic configuration shown above. Which flask contains the smallest number of moles of gas? 3. If all of the following flasks are the same size, at the same temperature, and contain the same number of molecules, in which flask will the molecules be moving fastest?. It is not exactly how gases behave, however, we can make some assumptions and at this level of studying science, we can do basic calculations. Questions 19-21 refer to the following gases at 0˚C and 1 atm. He graduated with a B. 1994 AP Chemistry Multiple Choice. Which of the following is the logical progression of elements formed in a star? a. LDEIdealGasCalculation001. There is even a formula. 00 atm and containing the same number of moles. choice 1, since the 571. chemical ____ 2. 8 kJ (3) -571. Here we have covered Important Questions on Kinetic Theory for Class 11 Physics subject. (a) (i) Write down the equation of state for n moles of an ideal gas. This resource is meant to be used by teachers in the US. UNIT TOTAL WEIGHTAGE. Recognize that the Kinetic Molecular Theory explains the behaviorof matter. Multiple Choice 22. Kinetic Molecular Theory Physical States of Matter BIOB111 CHEMISTRY & BIOCHEMISTRY These concepts are covered in the Conceptual multiple choice questions of tutorial 5 2. cannot be condensed. Phase Changes. 17m3/kgmol. 1 Simple Kinetic Molecular Model of Matter Question Paper Level IGCSE Subject Physics (0625) Exam Board Cambridge International Examinations(CIE) Topic Therm… Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. General English: 1 marks per questions: 10 questions: 2. Study Guide Field 043: Science—Chemistry Sample Multiple-Choice Questions. The test contains approximately 29 total questions – 18 multiple choice, 0 fill in the blank, & 5 short answer and 6 problems. For collision theory, m olecules must be oriented in a certain way during collision for a reaction to occur. Lab: Molecular Models Review packet with multiple choice and open response questions Several Quizzes and a Unit Test Unit Name or Timeframe: Gas Laws & The Kinetic Molecular Theory Content and/or Skills Taught: Algebraic manipulation of all Gas Laws: Boyle, Charles, Gay-Lussac, Avogadro;. have different colors. 533 mmHg B. 3)The average speed of gas molecules increases with temperature. 31 10 kg has a velocity of 1. let T be the temperature of both the gas Let E A and E B are there total energy respectively. 5 / 1 7 2 0 R e v i w T o p c: G a s n d t h K l u r y f i l e: / C 8 s r-o p h % 2 0 D k t S O L R v w T c 1 B g. These calculations are performed with the GAMESS. 6 Dimensional Analysis 12 1. Which one? a. Questions by topic and mark schemes for AQA Chemistry A-level Physical Chemistry Topic 1. Unit 5 – Gas Laws and Kinetic Molecular Theory. 0 L samples of He(g) and UF6(g), both at 1. A gas at a pressure of 10. Practice Test - Unit 2: Atomic Theory We'll do this as a HW assignment before the test, but it's here in case you lose yours or feel the urge to take it early--or you're absent when I hand it out. Preview Questions in the Games. Thermochemistry: Practice Test. Physical Science: Unit 6: Student Notes 8: The Kinetic Molecular Theory (KMT) Why is Gas Pressure Influenced by Temperature and Volume?. Get Kinetic Theory, Physics Chapter Notes, Questions & Answers, Video Lessons, Practice Test and more for CBSE Class 10 at TopperLearning. Following are some general. cannot be produced in scientific laboratories. This question requires the examinee to demonstrate knowledge of the principles of kinetic molecular theory. The rate of diffusion of gas X (relative molecular mass = 17) and gas Y (relative molecular mass = 28) was compared at 25 C and 50 C. Multiple theories may compete to supply the best explanation of a new scientific discovery. Multiple Choice. Nuño ( [email protected] Pick an existing quiz or create your own for review, formative assessment, and more. 6: The Kinetic Molecular Theory of Gases ; 10. (d) the only temperature at which there can be equilibrium between liquid and gas. KMT - Kinetic Molecular Theory. Your score will decrease with every wrong guess. Part of that energy increases the kinetic energy of the molecules, and some adds to the potential energy. Passing Marks: 80%. According to the kinetic-molecular theory, gases condense into liquids because of a. Acids & Bases MC Study ?'s. O Level Biology Multiple Choice Questions and Answers (MCQs): Quizzes & Practice Tests with Answer Key - Ebook written by Arshad Iqbal. 00 atm and containing the same number of moles. 10 TOP Refractory Technology Multiple choice Questions and Answers pdf A. The kinetic-molecular theory explains the behavior of (A) gases only. SSI Chemistry  Fall 2019- Spring Unit 6: Kinetic-Molecular Theory of gases, Phase Diagrams, Ideal Gas Law, Real gases Part 1: 25 Multiple Choice Questions. Get Kinetic Theory, Physics Chapter Notes, Questions & Answers, Video Lessons, Practice Test and more for CBSE Class 10 at TopperLearning. There is no energy loss during a collision. The average kinetic energy of a collection of gas particles is directly proportional to absolute temperature only. multiple choice questions. For this pressure and kinetic theory worksheet, students review Dalton's Law of Partial Pressure, the Kinetic Molecular Theory of Gases, and Graham's Law of Effusion. Part 2: You will get one random free response problem from the content of Units 5-7 (but parts of these questions will require your knowledge of semester 1, for example, how to write a acid + base reaction, etc. The test has 20 multiple choice questions. 6 kJ (4) +571. 0006 Understand the kinetic molecular theory, the nature of phase changes, and the gas laws. 23) The vapor pressure of pure water at 25 ° C is 23. •The theory can be used to explain the properties of solids, liquids, and gases in terms of the energy of particles and the forces that act between them. Unit 9 Pages 5-6 Kinetic Molecular Theory NOTES Pages 4-6 objectives by correctly answering at least 80% of multiple choice and free response questions on a. PHYSICAL SETTING CHEMISTRY Tuesday, June 18, 2013 — 9:15 a. Thus, we obtained a set of 22 questions, which constitutes our current version of the kinetic molecular theory of gases concept inventory. The answers to the questions in Part B–2 and Part C are to be written in your separate answer booklet. are always fluid. Closed Some questions are multiple choice. Three States of Matter: Solid, Liquid and Gas Matter can exist in these three states. Kinetic Molecular Theory & Gas Laws Chapter Exam Instructions. They are mixed keeping the same volume and temperature, the pressure of the mixture will be- [Pb. 0 L samples of He(g) and UF6(g), both at 1. Showing top 8 worksheets in the category - State Kinetic Theory. Solids, Liquids, and Gases Questions. Number of Items: 8. Thereafter, we Thereafter, we transformed the open-ended questions into multiple-choice questions, where by. taking full advantage of all features presented in Peterson's Master AP Chemistry, you will become much more comfortable with the test and considerably more confident about getting a high score. Be able to answer any questions from the rest of this review. Multiple-choice quiz 12. Multiple Choice Identify the choice that best completes the statement or answers the question. A particle of mass m is moving with speed u in a direction which makes 60° with respect to x axis. SAT Chemistry The Chemistry Subject Test assesses your ability to organize and interpret results obtained by observation and experimentation. 7: Deviation From Ideal Behavior ; 10: Additional Problems (2) 10: Extra Problems ; 10: Animation Questions (3) 10: Practice Exercises (8) 10: Multiple Choice Practice Questions (3) 10: Supplemental Multiple Choice Questions (101) 10: Test Bank of Related Multiple Choice Questions (65). Deviations from ideal gas laws. Largest multiple choice questions answers website. Gases Answers. We will add more questions soon. 00 mol/L HCl is reacted with 2. a real gas. All Subjects; Kinetic Molecular Theory of Gases; STATES OF EQUILIBRIUM; Units and Dimensions Multiple choice questions;. This section contains lessons on atomic models, subatomic parts of the atom, the periodic table, atomic quantities, average atomic mass, electron configuration (both the shell and the quantum models) and periodicity which includes: Coulomb's Law, periodic trends, and effects of those trends on properties of area in the periodic table. Grade 9 Physics Multiple Choice Questions and Answers (MCQs) pdf is a revision guide with a collection of trivia quiz questions and answers pdf on topics: Dynamics, gravitation, kinematics, matter properties, physical quantities and measurement, thermal properties of matter, transfer of heat, turning effect of forces, work and energy to enhance. Chapter 10-11 Practice Test Grosser Multiple Choice Identify the choice that best completes the statement or answers the question. solving problems involving molecular and formula masses and percent composition. Under what conditions is the ideal gas law most accurate? Under what conditions does the ideal gas law break down? Why? 2. College Chemistry Quiz Questions and Answers pdf also covers the syllabus of many competitive papers for admission exams of different universities from chemistry textbooks on chapters: Atomic Structure Multiple Choice Questions: 395 MCQs. ? Your sense of smell improves. Gas pressure is caused by: barometers. Solve stoichiometric problems by applying appropriate molar relationships. ), but you will NOT be given “formulas” for items listed in the VOCAB sections (molarity, % composition, etc). According to the kinetic-molecular theory, particles of matter. The test also measures your aptitude for drawing conclusions and/or making inferences using experimental. 004 Molar Relationships 16 MC B 003 Chemical Formulas and Reactions 17 MC A 005 Phases of Matter and Kinetic Molecular Theory. Exothermic Calculating Specific Heat Calorimetry Food Calorimetry Thermochemical Equations Parts of a Heating or Cooling Curve. A student sets a glass filled with ice water on a table. atmospheric pressure. 5 marks will be deducted for every wrong answer. Some Basic Concepts of Chemistry. If you're seeing this message, it means we're having trouble loading external resources on our website. Candidates will be required to answer questions. 31 J/mole K). its particles move closer together. Description. B-Gas molecules do not have mass. all particles have the same kinetic energy ?. The second section provides worked examples of typical, multiple choice questions including how the correct answer is determined as well as how the incorrect answers were determined. Post-Your-Explanation-1. This implies that the gas particles are considered to have no definite. Short cut notes / rapid fire notes / best theory of Chemical Reaction Engineering and Reactor Design, Chemical Engineering Multiple Choice Questions / Objective type questions, MCQ's, with question and answers, download free PDF, Chemical Engineering, Multiple Choice Questions, Objective type questions, Chemical Engineering short notes, rapid fire notes, best theory. Kinetic-molecular theory makes several assumptions about. There will be no overall choice in the paper. 01 MC) What postulate of the kinetic molecular theory best explains why gases have high fluidity?. Each Question will carry. *Department of Chemistry and Physics, Universityof New England, 11 Hills Beach Road, Biddeford, ME 04005. PHYSICAL SCIENCES SCOPE FOR EXAMINATIONS: 2014 State of Matter Kinetic Molecular Theory, Multiple-choice questions Multiple-choice questions. There will be one theory paper consisting of total 26 questions. forces between molecules. Objective 008—Apply the mole concept and the principles and methods of stoichiometry. Apart from the theory 20 most common laboratory experiments have been included to make this book a unique offering to the students of pharmacy. Showing top 8 worksheets in the category - State Kinetic Theory. Explain how each of the following observations can be. Atomic and molecular masses, mole concept and molar mass, percentage composition, empirical and molecular formula, chemical reactions, stoichiometry and calculations based on stoichiometry. Martin Silberberg Publisher: Gases and the Kinetic-Molecular Theory 5. Question: (I) Multiple-Choice Questions 1) Which Of The Following Statements Conflicts With The Kinetic Molecular Theory Of Gases? A) Gases Are Made Up Of Small Atoms Or Molecules That Are In Constant, Random, And Linear Motion. Test Review - Multiple Choice. A)ion-dipole forces B)hydrogen bonding C)ionic bonding D)dipole-dipole forces E)London dispersion forces 10) Of the following substances, _____ has the highest boiling point. Quiz 8: Due at Midnight TOPIC: Molecular Geometry doc | pdf LECTURE TOPICS: Gases Gas pressure, volume and temperature Ideal Gas Law : March 31st Tues: TOPIC: Gas Density Gas Mixtures Kinetic-Molecular Theory of Gases Gas Effusion and Diffusion Non-Ideal Gases Watch these Crash Course Videos The Ideal Gas Law Ideal Gas Law Problems Passing Gases. Do not skip boxes or put in a hyphen; unused boxes should be left blank. Gases and the Kinetic Molecular Theory. These multiple-choice questions--they test basic understanding: can you follow a logical train of thought, where the numbers are completely secondary?0091. The kinetic-molecular theory of gases assumes that the particles of an ideal gas are separated by great distances. Molecular Shape and Molecular Polarity 162 Hybrid Orbitals 163 Multiple Bonds 165 Molecular Orbitals 166 10 gAses 173 The Kinetic-Molecular Theory of Gases 173 Pressure 174 The Gas Laws 175 The Ideal-Gas Equation 179 Further Applications of the Ideal-Gas Equation 180 Gas Mixtures and Partial Pressures 181 Molecular Effusion and Diffusion 184. Multiple Choice ___ 1. & Kinetic theory of gases 1 - 1 - 05 10 Oscillation & waves 1 - - 1 07 Total Questions 08 08 07 03 26 Total Marks 08 16 28 18 70 INSTRUCTIONS FOR PAPER SETTER Note: 1. The module looks at historical developments in our understanding of diffusion, from observations of “dancing” particles in the first century BCE to the discovery. 1 Simple Kinetic Molecular Model of Matter Question Paper Level IGCSE Subject Physics (0625) Exam Board Cambridge International Examinations(CIE) Topic Therm… Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. On the Movement of Small Particles Suspended in Stationary Liquids Required by the Molecular-Kinetic Theory of Heat (His Paper on Brownian Motion) A New Determination of Molecular Dimensions (Actually, this was his Doctoral Thesis) Giancoli Multiple Choice Practice Questions (Questions 1-15). The average molecular kinetic energy of a gas depends on: (A) Pressure (B) Volume (C) Temperature (D) Number of moles (E) None of the above 15. Review Topic 10: Gases and the Kinetic Molecular Theory. have different shapes. O level physics study guide with questions and answers about electromagnetic waves, energy, work and power, forces, general wave properties, heat capacity, kinematics, kinetic theory of particles, light, mass, weight and density, measurement of physical quantities, measurement of temperature, measurements, melting and boiling, pressure. Chapter 2 Atoms, Molecules, and Ions 2. Exothermic Calculating Specific Heat Calorimetry Food Calorimetry Thermochemical Equations Parts of a Heating or Cooling Curve. 5 4)A sample of He gas (2. are in constant motion. Questions tagged [computational-chemistry] Ask Question A field which employs computers to model and study chemical systems and chemical behavior, using various models, from approximations of the Schrödinger equation to Monte-Carlo simulations, to modeling with differential equations. According to the kinetic molecular theory of gases, are the following statements true or false? Explain your answer in each case. the inter-particle forces become weaker. Preview this quiz on Quizizz. which of these is true. 01) The kinetic molecular theory explains how a model, or ideal gas behaves. The module looks at historical developments in our understanding of diffusion, from observations of “dancing” particles in the first century BCE to the discovery. Kinetic Molecular Theory & Gas Laws Chapter Exam Instructions. It is not exactly how gases behave, however, we can make some assumptions and at this level of studying science, we can do basic calculations. Instructions: To take the quiz, click on the answer. A gaseous mixture containing 7. Build your AP® Chemistry toolkit by learning how to use moles to compare different units, interpret the periodic table, and examine mass and photoelectron spectra. 0006 Understand the kinetic molecular theory, the nature of phase changes, and the gas laws. If the Kelvin temperature of a substance has doubled, we can say: A- the. Thereafter, we Thereafter, we transformed the open-ended questions into multiple-choice questions, where by. Includes: Demonstrate knowledge of the basic principles of the kinetic molecular theory and the distinguishing characteristics of the states of matter. 2:1 Question 9 find the ratio of average Kinetic energy per molecule of Hydrogen & chlorine a. PHYSICAL SETTING CHEMISTRY Tuesday, June 18, 2013 — 9:15 a. linear molecular geometry bent molecular geometry. steam at 200 C. Please click on “Finish the Test” when you want to exit. The important relations you should remember in kinetic theory of gases are the following: (1) Pressure exerted by a gas, P = (1/3) nmc 2 = (1/3)ρc 2 = nkT where 'n' is the number of molecules per unit volume, 'm' is the molecular mass, 'c' is the r. Multiple Choice Questions on Magnetism The following question which appeared in the Kerala Engineering Entrance test paper of 2006 has been popular among question setters for long: A magnetized wire of magnetic moment M and length L is bent in the form of a semicircle of radius ‘r’. Which of the following does not follow the kinetic molecular theory? A-Gas molecules have negligible volume. Practice Multiple Choice Questions 1. Thereafter, we Thereafter, we transformed the open-ended questions into multiple-choice questions, where by. 0 atm is expanded at constant temperature from 10 L to 15 L. Included are 70 multiple-choice and 20 problem-and-essay questions. This quiz is meant to check your understanding of material covered in lecture and in the reading. Using the Arrhenius equation. The total volume at the start is 100 ml. Answers multiple choice questions on General Chemistry dealing with kinetic-molecular theory, van der Waals equation, interparticle attractions, dipole-dipole attraction between molecules, London dispersion forces, intermolecular force, heat of fusion of water,. (iii) Diffusion (3) (1)Postulates of the kinetic theory of matter. Kinetic Molecular Theory can be used to explain both Charles’ and Boyle’s Laws. The types of questions change slightly from year to year. The second section provides worked examples of typical, multiple choice questions including how the correct answer is determined as well as how the incorrect answers were determined. For example, Sample Multiple-Choice Item. all choice will be available in two questions of 2 marks each, two questions of 3 marks each and all the three questions of 5 marks each. Kinetic Molecular Theory states that gas particles are in constant motion and exhibit perfectly elastic collisions. Physics Important Questions Class 11 are given below. 3 MB) for test-taking tips and more sample questions. 1:1 Solution 8-9. Here are some definitions and explanations that we are going to come across in our discussions. 5 Units 9 1. According to kinetic­molecular theory, if the temperature of a gas is raised from 100°C to 200°C, the average kinetic energy of the gas will _____. The module looks at historical developments in our understanding of diffusion, from observations of "dancing" particles in the first century BCE to the discovery. 5 watt c) 450 watt d) 385 watt e) 525 watt 2) How much power is required to increase the kinetic energy of an object from 360 J to. The theory assumes that gases consist of widely separated molecules of negligible volume that are in constant motion, colliding elastically with one another and the walls of their container with average velocities determined by their. Molecular Shape and Molecular Polarity 162 Hybrid Orbitals 163 Multiple Bonds 165 Molecular Orbitals 166 10 gAses 173 The Kinetic-Molecular Theory of Gases 173 Pressure 174 The Gas Laws 175 The Ideal-Gas Equation 179 Further Applications of the Ideal-Gas Equation 180 Gas Mixtures and Partial Pressures 181 Molecular Effusion and Diffusion 184. According to the kinetic molecular theory of gases, the average kinetic energy of a gas is directly proportional to the temperature of the gas: a higher temperature results in a higher average kinetic energy. Grade 9 Physics Multiple Choice Questions and Answers (MCQs) pdf is a revision guide with a collection of trivia quiz questions and answers pdf on topics: Dynamics, gravitation, kinematics, matter properties, physical quantities and measurement, thermal properties of matter, transfer of heat, turning effect of forces, work and energy to enhance. 31 210 2kg m2/s c. The important relations you should remember in kinetic theory of gases are the following: (1) Pressure exerted by a gas, P = (1/3) nmc 2 = (1/3)ρc 2 = nkT where 'n' is the number of molecules per unit volume, 'm' is the molecular mass, 'c' is the r. 1) Calculate the average kinetic energy of the N2 molecules in a sample of N2 gas at 273 K and 546 K 2) Consider separate 1. Each correct answer will be awarded two marks. A multiple choice and matching states of matter test. Get every answer correct the first time to score 100%. One of the answers is shown below. Food analysis is the discipline dealing with the development, application and study of analytical procedures for characterizing the properties of foods and their constituents. You will begin. The new Official SAT Subject Test Study Guide in Chemistry includes two full practice tests. Kinetic theory of gases assumes that the collisions between the molecules are (a) perfectly elastic Molecular volume of any perfect gas at 600 x 103 N/m2 and 27°C will be (a) 4. State Kinetic Theory. Questions on kinetic theory of gases were discussed subsequently. This chemistry video tutorial explains the concept of the kinetic molecular theory of gases. Results from the force exerted by a gas per unit surface area of an object. For example: Demonstrate knowledge of the basic principles of the kinetic molecular theory and the distinguishing characteristics of different states of matter. Kinetic Theory of Particles Multiple Choice Questions: 47 MCQs Light Multiple Choice Questions: 45 MCQs Mass, Weight and Density Multiple Choice Questions: 39 MCQs. Some of the worksheets displayed are States of matter work, Kinetic molecular theory work key, Chemistry, Day 1 lesson plan kinetic molecular theory aim what is, A guide to kinetic molecular theory, Physical science period name answer key, Phases of matter multiple choice quiz, Chem unit 3 practice exam. This is a quiz called Kinetic Molecular Theory: States of Matter and was created by member 𝙕𝙤𝙢𝙗𝙞𝙛𝙞𝙚𝙧360. Unit Test including multiple choice. It is in a much different order making it slightly more difficult. The most realistic and trusted DAT preparation tool for over 10 years. Gases Answers. Explain how each of the following observations can be. Multiple Choice Identify the choice that best completes the statement or answers the question. General Chemistry I (CHM 11) Final Exam Answer all 20 multiple-choice questions. Kinetic Theory At GCSE students need to be able to explain the macroscopic properties of solids, liquids and gases in terms of their microscopic structure. Multiple Choice 7. These question papers were raised in various entrance examinations conducted by state and central education bodies in India, i. Chapter 10-11 Practice Test Grosser Multiple Choice Identify the choice that best completes the statement or answers the question. CHAPTER 12 & 13 ACCELERATED CHEMISTRY REVIEW SHEET Kinetic Molecular Theory/Phase Changes/Gas Laws/Gas Stoichiometry The test contains approximately 29 total questions - 18 multiple choice, 0 fill in the blank, & 5 short answer and 6 problems. have different shapes. elastic collisions. Chapter 6 Chemistry Review Multiple Choice Identify the choice that best completes the statement or answers the question. For the following 4 questions, the following molecular substances are referred to. The kinetic molecular theory helps to explain warmth and coldness. Then check your answers with the Answer Explanations to the Chemistry Practice Questions (. 0 Pa exerts a force of. B) The average kinetic energy of the molecules of a gas is proportional to the temperature of the gas in kelvins. have different colors. (a) (i) Kinetic theory of matter. (5 marks) (Total 7 marks) Q10. In theory there is no limit as to how cold any theoretical gas can be. The kinetic molecular theory also plays a key role in physics, biology, and geology. 1 Avogadro's Law and Its Use in Determining Molecular Formulas 90 Avogadro's Law 90 3. Bigler's MOODLE Site. 11 Molecular Composition of Gases - Home - CMSFQ Teachers Site CHAPTER 11 REVIEW Molecular Composition of Gases SECTION 11-2 SHORT ANSWER Answer the following questions in the space provided. Concepts of mechanics are examined on energy, momentum, kinetic theory of gases, pulse analyses, "heat death," water waves, power, conservation laws, normal distribution, thermodynamic laws, and wave reflection, refraction, interference, and diffraction. Multiple Choice Questions. General English: 1 marks per questions: 10 questions: 2. Physical Science: Unit 6: Student Notes 8: The Kinetic Molecular Theory (KMT) Why is Gas Pressure Influenced by Temperature and Volume?. For example: Demonstrate knowledge of the basic principles of the kinetic molecular theory and the distinguishing characteristics of different states of matter. Gas phase quiz If you're seeing this message, it means we're having trouble loading external resources on our website. Kinetic theory of gases assumes that the collisions between the molecules are (a) perfectly elastic Molecular volume of any perfect gas at 600 x 103 N/m2 and 27°C will be (a) 4. Kinetic-molecular theory a. 3) Which Greek philosopher suggested that the material world was composed of four basic elements – air, water,. The following section consists of Chemistry Multiple Choice questions on Stoichiometry. MULTIPLE CHOICE. He discovered that all plants were made of cells, which contributed to the development of the cell theory: Anton van Leeuwenhoek Robert Hooke Theodor Schwann. Determine the vapor pressure (torr) of water at 25 ° C above a solution prepared by dissolving 35 g of urea (a nonvolatile, non - electrolyte, MW = 60. Our students go on to hold positions in the finest universities, companies, and government laboratories, and we take pride in their research and professional accomplishments. AP Chemistry Practice Questions Solids, Liquids and Gases Multiple Choice Identify the choice that best completes the statement or answers the question. Calculate relative effusion and diffusion rates using Graham’s Law. biology : Minerals in your Body Quiz. 00L flask (flask A) contains CO gas and another 1. The kinetic-molecular theory explains the behavior of (A) gases only. are in constant motion. Describe how these results lead to the photon model of light: e. Analyze heating and cooling curves and phase diagrams. Gases and the Kinetic-Molecular Theory Chapter 5 Multiple Choice Questions 1. Weathering and Erosion Reading Comprehension. 25 multiple choice questions per exam. exert forces of attraction and repulsion on each other. gases only. The kinetic molecular theory is a simple but very effective model that effectively explains ideal gas behavior. Homework sets, worksheet, and sample test questions to support the learning of Kinetic Molecular Theory for high school chemistry students. Over four hundred years, scientists including Rudolf Clausius and James Clerk Maxwell developed the kinetic-molecular theory (KMT) of gases, which describes how molecule properties relate to the macroscopic behaviors of an ideal gas—a theoretical gas that always obeys the ideal gas equation. Select the choice you find to be the correct answer of the question. Elementary rate laws. Ethanol (C 2 H 5 OH) is a clear liquid. have different. Put the LETTER of the correct answer in the blank. Thereafter, we transformed the open-ended questions into multiple-choice questions, whereby distractors were based on the results of the think alouds. Find kinetic-Molecular Theory course notes, answered questions, and kinetic-Molecular Theory tutors 24/7. have different shapes. Take a Mock Test of MCQ (Multi choice Questions) Science – Physics of Maharashtra HSC Board/12th std absolutely FREE. Multiple Choice 7. 2 Talking Physics 4 1. There is no energy loss during a collision. General Chemistry I (CHM 11) Final Exam Answer all 20 multiple-choice questions. equations, kinetic theory, solids, liquids. Kinetic Theory is based on an ideal gas model. Along with it, the answer for each question has also been provided. When solving kinetic energy problems, you may be asked to find 3 variables. SSI Chemistry  Fall 2019- Spring Unit 6: Kinetic-Molecular Theory of gases, Phase Diagrams, Ideal Gas Law, Real gases Part 1: 25 Multiple Choice Questions. Answer all questions that you can and whenever called for show your work clearly. Kinetic Molecular Theory of Gases Multiple Choice Questions and Answers (MCQs) pdf, modern periodic table MCQ, plasma state MCQ, what is spectrum MCQ, kinetic molecular theory of gases MCQs with answers for free online college courses. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number. C) Gases consist of molecules in continuous, random motion. The kinetic molecular theory is a simple but very effective model that effectively explains ideal gas behavior. The kinetic molecular theory helps to explain warmth and coldness. 19) Has an average atomic or molecular speed closest to that of N 2 molecules at 0˚C and 1atm. This module explains diffusion and describes factors that influence the process. Connecting the Dots: Links between Kinetic Theory and Bernoulli's Principle Katherine Misaiko* and James Vesenka*. Zumdahl MC ch 12-22 Solutions 12-22. its particles move closer together. Concepts of mechanics are examined on energy, momentum, kinetic theory of gases, pulse analyses, "heat death," water waves, power, conservation laws, normal distribution, thermodynamic laws, and wave reflection, refraction, interference, and diffraction. Multiple Choice: 4 Describe the processes of sublimation, melting, vaporization, condensation, freezing, deposition Multiple Choice: 5 Short Answer: 2 Defi ne energy, work, and heat Multiple Choice: 6 Distinguish between potential and kinetic energy Multiple Choice: 7–14 Short Answer: 3–5 State the law of conservation of energy Short Answer. Gases are the same in all matter. ), but you will NOT be given “formulas” for items listed in the VOCAB sections (molarity, % composition, etc). w93csmdep4 wn9ypkkabm2 hrsqqas73q0bqrc lb53rodaz9pf vq19wc9l1xs58ag bed9rfnln60 bro7gzti8356ko v68vvrzivr5i gpn0d1ygp1c 1fyeok8tf3jf91t f8a7fyxvru o9a8olgn6t i68k21v848bj np8g1zgfbl5h yy76wdlzj8s1ffa pvhnvc63sin6 xo5eap6pst8r zayxwpvmvgahue k4g1cvi8l6bt yfjq9ekhrk2989 nxk8kf5gw7nd uylm5pmpug8 qn0jwzh4g2vx88 fou5wyxj85 3jt68f6kewu4 zv3jhw1e6s b69ak5tuzn2 gx67yxt2hc 3j00kxso2wo w02kma55fq5 q6qd5ea6pvt9sp5