Multiple Choice Questions ( Choose the correct answer)
1) A temperature of 100 oC is equivalent to?
A) -100 K B) 0K C) 100 K D)273 K E) 373 K
2) A sample of gas initially at 2.00 atm was compressed from 8.00 L to 2.00 L at constant temperature. After the compression, the gas pressure was __________ atm.
A) 4.00 B) 2.00 C) 1.00 D) 8.00 E) 16.0
3) A vessel contained N2, Ar, He, and Ne. The total pressure in the vessel was 1100 torr. The partial pressures of nitrogen, argon, and helium were 110, 250, and 400 torr, respectively. The partial pressure of neon in the vessel was __________ torr.
A) 420 B) 340 C) 200 D) 280 E) 760
4) What is the unit of pressure
mm of Hg B) Torr C)Kpa D)Atm F) All of the choices
5) According to kinetic-molecular theory, if the temperature of a gas is raised from
100 K to 300 K, the average kinetic energy of the gas will increase by a factor of_____.
A) 1.5 B) 2.0 C) 3.0 D) 4.0 E) 5.0
6) According to kinetic-molecular theory, if the temperature of a gas is raised from
100 Co to 300 Co, the average kinetic energy of the gas will increase by a factor of_____.
A) 1.5 B) 2.0 C) 3.0 D) 4.0 E) 5.0
7) Which of the following is not part of the kinetic-molecular theory?
A) Attractive and repulsive forces between gas molecules are negligible.
B) The volume occupied by all of the gas molecules in a container is negligible compared to
the volume of the container.
C) Atoms are neither created nor destroyed by ordinary chemical reactions
D) Gases consist of molecules in continuous, random motion.
E) Collisions between gas molecules do not result in the loss of energy.