AP QUIZZES - AP TOPIC 6 Gases SET D

• AP Quizzes - AP TOPIC 6 Gases SET D.

QUESTION 1. Oxygen gas contained in a 1.35 L vessel is transferred to a 755 mL vessel. The initial pressure was 515 mmHg and the temperature throughout was 34 degrees Celsius. What is the new pressure?

(A) 0.921 atm
(B) 0.921 mmHg
(C) 0.755 mmHg
(D) 0.755 atm
(E) 921 mmHg

QUESTION 2. An ideal gas is assumed to have which of the following attributes?

(A) Particles that occupy a negligible volume compared to the whole space occupied by the gas
(B) Particles that do not attract one another
(C) Particles that move with varying speeds
(D) Particles that move in striaght lines and have eleastic collisions
(E) All of the Above

QUESTION 3. Under a certain set of the same conditions, oxygen and hydrogen gas samples will diffuse at different rates. If the hydrogen diffuses at a rate of X moles per second, what will be the rate of diffusion of oxygen?

(A) SQRT (2/32) X
(B) X
(C) 4.00 X
(D) 0.0625 X
(E) 0.5 X

QUESTION 4. Which at which temperature would you expect the particles in a particular sample of a gas to have the greatest Urms?

(A) 0 K
(B) 273 K
(C) 297 K
(D) 25 degrees Celsius
(E) 30 degrees Celsius

QUESTION 5. Which gas is often chosen to fill children's party balloons?

(A) Hydrogen
(B) Neon
(C) Argon