Applications
of Ideal Gas Equation
1.) What pressure is exerted by
1.0 mole of an ideal gas contained in a 1.0 L vessel at 0.0 oC?
(Answer:
22 atm)
2.) What is the density of a sample of ammonia gas, NH3, if
the pressure is 0.928 atm and the
temperature is 63.0 oC? (Answer:
0.572 g/L)
3.) Calculate the
molar mass of a gas if 4.5 L of the gas at 785 torr
and 23.5 oC has a mass of 13.5
grams. (Answer:
71 g/mole)
4.) 0.453 moles of a
gas confined to a 15.0 L container exerts a pressure of 1.24 atm on the walls of
the container. What is the
temperature of the gas (in oC)? (Answer:
227 oC)
5.) 5.4 grams of
carbon dioxide are confined to a 20.0 L container at a temperature of 32.5 oC. What
pressure does the gas exert? (Answer:
0.15 atm)
6.) 2.125 grams of a
gas in a 1.25 L container exert a pressure of 0.838 atm
at 40.0 oC. What is the
molar mass of the gas? (Answer:
52.1 g/mole)
7.) To what
temperature must 10.0 grams of ammonia gas (NH3) have to be heated
in a 15.0 L
container in order for it to exert
a pressure of 3.50 atm? (Answer:
1090 K)
8.) 2.0 x 10-5
grams of hydrogen gas at 155 oC exert a
pressure of 322.5 torr on the walls of a small
cylindrical tube. What is the
volume of the tube? (Answer:
8.3 x 10-4 L)