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

QUESTION 1. One of the following assumptions is NOT part of the kinetic theory. Which one?

(A) The particles in a gas have a negligible volume
(B) The particles in a gas are not attracting one another
(C) The particles in a gas collide with one another in elastic collisions
(D) The speed of the particles in a gas is directly proportional to the Kelvin temperature
(E) The particles in a gas cannot be compressed

QUESTION 2. Assuming ideal behavior at STP, what is the density of Argon? (Density = Mass/Volume)

(A) 1.79 x 10-3 kg per liter
(B) 1.79 kg per liter
(C) 40 g per liter
(D) 40 g per mole
(E) 22. 4 liters per gram

QUESTION 3. What accounts for the increase in pressure when a gas is heated at a constant volume?

(A) Gas particles hit the the walls of the container with greater force
(B) Gas particles hit the walls of the container with greater frequency
(C) Both (A) and (B)
(D) Gas particles slow down
(E) Gas particles have less kinetic energy

QUESTION 4. 2.00 g of zinc metal is dissolved in excess hydrochloric acid and the hydrogen gas produced is collected. What volume of hydrogen at STP should be collected?

(A) 0.0308 L
(B) 1.38 L
(C) 30.8 L
(D) 0.0308 mL
(E) 689 mL

QUESTION 5. Assuming ideal conditions, calculate the total pressure in 3.0 Liter container that contains 0.015 moles of carbon dioxide combined with 2.0 moles of oxygen at a temperature of 30 degrees Celsius?

(A) 1.65 atm
(B) 22.4 atm
(C) 16.7 atm
(D) 17.8 atm
(E) None of the Above 