Collisions of helium atoms with the walls of a closed container cause
a. condensation.
b. gas pressure.
c. a decrease in volume.
d. an overall loss of energy.
raising the temperature of a gas will increase its pressure if the volume of the gas
a. and the number of particles are increased.
b. is increased, but the number of particles is constant.
c. and the number of particles are constant.
d. is constant, but the number of particles is reduced.