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Question 11.Why would a scientist have difficulty observing the behavior of an ideal gas?
Question 22.Standard temperature and standard pressure refer to:
Question 33.Why can't all of the gas particles in a container have very high or very low speeds?
Question 44.A sample of hydrogen has a volume of 25 L under a pressure of 5 atm. What will the pressure of this gas be if the volume were decreased to 5 L?
Question 55.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?
Question 66.Absolute zero is:
Question 77.According to the kinetic molecular theory, temperature is directly proportional to _____.
Question 88.Oxygen is collected in a test tube over 30 degree Celsius water. The vapor pressure of the water at that temperature is about 32 mmHg. If the atmospheric pressure is 640 mmHg, then what percentage of the gas in the test tube is oxygen?
Question 99.Which of the following is TRUE about ideal gas particles?
Question 1010.A 4 L sample of gas is heated from 20 K to 200 K. Its initial pressure was 60 torr. What is its final pressure?
Question 1111.Avogadro's law shows the relationship between _____.
Question 1212.Assuming the volume is held constant, what happens to the pressure of a gas when the absolute temperature doubles?
Question 1313.How does a higher temperature affect the probability distribution curve of gas particles?
Question 1414.Which units of pressure are needed if you are going to use 0.0821 as your ideal gas constant?
Question 1515.To use Gay-Lussac's Law, which of the following needs to remain constant?
Question 1616.How would you rearrange the ideal gas equation to calculate the pressure of a gas?
Question 1717.The _____ states that gas particles are constantly moving in rapid, random movement.
Question 1818.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 1919.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 2020.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 2121.Which of the following variables is NOT included in the ideal gas equation?
Question 2222.Which Celsius temperature is equal to 310 K?
Question 2323.If you add a gas to a container with a fixed volume, what happens to the amount of pressure in that container?
Question 2424.1000 mL of a gas is cooled from 500 K to 250 K. What is its final volume?
Question 2525.A sample of an ideal gas is heated from 200 degrees Celsius to 400 degrees Celsius. If the initial pressure is 45 torr, then what is the final pressure?
Question 2626.Why do a and b get multiplied by n?
Question 2727.What advantage does the van der Waals equation give us over the ideal gas law?
Question 2828.At constant pressure, what happens to the volume of a gas when the absolute temperature doubles?
Question 2929.Temperature is a measure of:
Question 3030.In the van der Waals equation, what does a represent?
Gases in Chemistry Chapter Exam Instructions
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