AP QUIZZES - AP TOPIC 6 Gases SET A

• AP Quizzes - AP TOPIC 6 Gases SET A.

QUESTION 1. Which of the following gases will have the greatest rate of effusion?

(A) Hydrogen
(B) Helium
(C) Nitrogen
(D) Neon
(E) Carbon monoxide

QUESTION 2. A gas mixture contains 1 part oxygen to 9 parts nitrogen and is held under conditions of standard temperature and pressure. What is the partial pressure of the oxygen?

(A) 1.0 atm
(B) 0.1 atm
(C) 9.0 atm
(D) 0.9 atm
(E) None of the above

QUESTION 3. The temperature of a fixed mass of gas in a rigid container is raised from 28.00 degrees Celsius to 88.00 degress Celsius. The initial pressure was 1000. mmHg. What is the new pressure, after heating?

(A) 1100. mmHg
(B) 1060 mmHg
(C) 1.578 atm
(D) 1.000 atm
(E) 760.0 atm

QUESTION 4. A gas is collected over water at a temperature where the vapor pressure of water is known to be 22.0 mmHg. The total pressure recorded in the container is 790 mmHg, what is the pressure of the gas being collected?

(A) 22.0 mmHg
(B) 66.0 mmHg
(C) 790. mmHg
(D) 812 mmHg
(E) 768 mmHg

QUESTION 5. 3.00 moles of a gas are contained in a 3.00 liter vessel at a temperature of 200. degrees Celsius at a pressure of 5.00 atm. Tha gas is allowed to expand to a new volume of 4.50 liters, but at the same time maintaining the original temperature. What is the new pressure?

(A) 2.33 atm
(B) 3.33 atm
(C) 3.00 atm
(D) 4.33 atm
(E) 5.00 atm