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AP Chemistry: Gases: Help and Review Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. To use Charles' Law, which of the following needs to remain constant?

Question 2 2. A 4 L sample of gas is heated from 20 K to 200 K. What will its final volume be?

Question 3 3. A container has a volume of 53.9 L. Assuming it is at STP, how many moles of gas particles does it contain?

Question 4 4. What advantage does the van der Waals equation give us over the ideal gas law?

Question 5 5. According to the kinetic molecular theory, temperature is directly proportional to _____.

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Question 6 6. What is the original form of the ideal gas equation?

Question 7 7. Dana has placed a few drops of food coloring in a mixture of water and vinegar to dye hard-boiled eggs with her daughter in preparation for Easter. The food coloring changing the color of the water is an example of _____.

Question 8 8. Which Kelvin temperature is equal to 25 degrees Celsius?

Question 9 9. To use Boyle's Law, which of the following needs to remain constant?

Question 10 10. Hugo measures the pressure in his car's tire and finds that it is 32 Psi. What is the pressure if he converts this measurement from Psi to Torr?

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Question 11 11. What does the Maxwell-Boltzmann curve tell us?

Question 12 12. At constant temperature, what happens to the pressure when the volume is doubled?

Question 13 13. Which of the following statements best represents Graham's Law?

Question 14 14. A sealed vessel contains 0.5 moles of oxygen, 0.1 moles of carbon dioxide, and 0.4 moles of nitrogen gas. The total pressure of the gas mixture is 5 atmospheres. What is the partial pressure of the carbon dioxide?

Question 15 15. At constant pressure, what happens to the volume of a gas when the absolute temperature doubles?

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Question 16 16. If you want to find the volume of a gas using the ideal gas law, which values do you need to know?

Question 17 17. If carbon dioxide molecules effuse at an average rate of 5 mol/s, at what rate would diatomic hydrogen molecules effuse in the exact same conditions?

Question 18 18. Which of the following variables is NOT included in the ideal gas equation?

Question 19 19. Which of the following actions would cause an individual to experience lower pressure as measured in Atmospheres?

Question 20 20. If a gas with a pressure of 6 atmospheres is cooled from 500 K to 250 K, then what is its final pressure?

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Question 21 21. What volume is occupied by 15.0 moles of carbon dioxide gas at standard temperature and pressure?

Question 22 22. In the ideal gas equation, what does R represent?

Question 23 23. A bag of chips has a volume of 2.0 L at 760 torr of pressure. What is its volume in an airplane flying at a high altitude with a pressure of 550 torr?

Question 24 24. The ideal gas constant, R, can be found using which of the following equations?

Question 25 25. Why does the probability curve become narrower when gas particles are more massive?

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Question 26 26. Which of the following is TRUE about ideal gas particles?

Question 27 27. Why does the volume of gas particles become important when the volume of the container is decreased?

Question 28 28. Which Celsius temperature is equal to 310 K?

Question 29 29. To use Gay-Lussac's Law, which of the following needs to remain constant?

Question 30 30. As water heats up from 280 K to 310 K, the average kinetic energy of its molecules will:

AP Chemistry: Gases: Help and Review Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next question. You can skip questions if you would like and come back to them later with the "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. You will lose your work if you close or refresh this page. Good luck!

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