REGULAR QUIZZES - REGULAR TOPIC 8 Gases SET E • REGULAR Quizzes - REGULAR TOPIC 8 Gases SET E.

QUESTION 1. Under which of the following sets of circumstances will the pressure of a gas DEFINITELY increase?

(A) Raising the T and decreasing the V
(B) Raising the T and increasing the V
(C) Lowering the T and decreasing the V
(D) Increasing n and increasing the V
(E) Decreasing n and raising the T

QUESTION 2. What volume is occupied by two moles of an ideal gas at STP?

(A) 22.4 L
(B) 11. 2 L
(C) 44.8 L
(D) Depends on the gas
(E) None of the Above

QUESTION 3. At STP, a certain gas of mass 18.0 g occupies a volume of 12.6 L. What is the gas?

(A) Oxygen
(B) Hydrogen
(C) Helium
(D) Nitrogen
(E) None of the Above

QUESTION 4. Which Law describes the total pressure as being a sum of the individual pressures in a gaseous mixture?

(A) Boyles
(B) Charles
(D) Grahams
(E) None of the Above

QUESTION 5. Which of the following are the same for each gas in a mixture of gases that are confined in a single vessel?

(A) Volume and number of moles
(B) Volume and Temperature
(C) Volume and Partial Pressure
(D) Temperature and Partial Pressure
(E) None of the Above 