Chemistry Reference
In-Depth Information
_____10. Mathematically, this law is represented by the formula
V
1
T
1
V
2
T
2
.
=
Part II—Multiple Choice
Select the best answer for each of the following questions.
11. Under which conditions will a real gas act most like an ideal gas?
a) low temperature and high pressure
b) high temperature and low pressure
c) low temperature and low pressure
d) high temperature and high pressure
12. Under equal conditions of temperature, pressure, and number of
particles, which of the following will act most like an ideal gas?
a) He b) CH
4
c) CO
2
d) H
2
O
13. As the volume of a closed gas sample is decreased at constant
temperature, __________.
a) the pressure will increase and the mass will stay the same
b) the pressure will increase and the mass will increase
c) the pressure will decrease and the mass will decrease
d) both the pressure and the mass will increase
14. As the temperature of a gas at constant pressure is decreased,
__________.
a) the volume will increase and the mass will stay the same
b) the volume will decrease and the mass will stay the same
c) the volume will stay the same and the mass will increase
d) both the volume and the mass will increase
15. Several gases are physically mixed together in a closed vessel. The
pressure of the resultant mixture of gases will be equal to
__________.
a) the pressure exerted by the most massive of the gases
b) the pressure exerted by the least massive of the gases
c) the product of all of the partial pressures of the individual gases
d) the sum of all of the partial pressures of the individual gases
