Review Questions
1 . Boyle’s law can be used for which of the following?
(A) Predicting the expected volumes of two party balloons
(B) Predicting the relative pressures inside a hot air balloon
(C) Predicting the change in volume of an inflatable toy from summer to winter
(D) Predicting the height of a mercury barometer column in a low-pressure system
Predicting the change in volume of a party balloon inside a bell jar as a vacuum is
being drawn
(E)
2 . A sample of argon occupies 50 L at standard temperature. Assuming constant pressure,
what volume will the gas occupy if the temperature is doubled?
(A) 25 L
(B) 50 L
(C) 100 L
(D) 200 L
(E) 2500 L
3 . What is the molecular weight of an unknown gas if 2.5 g of it occupies 2 L at 630 torr and a
temperature of 600 K?
g/mol
4 . Explain the conditions that define an ideal gas.