Gas Laws

Front

A student inflates a balloon with helium then places it in the freezer. What should the student expect?

Back

The balloon's volume to decrease.

Front

Three gases are mixed together in a container with a total pressure of 4.8 atm. If two of the gases have pressures of 1.2 atm and 1.5 atm, what is the pressure of the third gas?

Back

2.1 atm

Front

If a hairspray can is heated, what can be expected of the pressure of the gas inside the can?

Back

The pressure will increase

Front

Which of the following would increase the (gas) pressure of a system? Options: Increase the Temperature, Pump in more gas, Decrease the volume, All of these

Back

All of these

Front

In order to convert to Kelvin, you add ______ to the Celsius measurement.

Back

273

Front

What is 50 °C in Kelvin?

Back

323

Front

Calculate the volume that a 0.323-mol sample of a gas will occupy at 265 K and a pressure of 0.900 atm.

Back

7.81 L

Front

Find the volume occupied by 22.0 g of helium gas at 25.0 ^o C and 1.18 atm.

Back

114 L

Front

Which sets of pressures are equivalent? Options: 1.6 kPa, 1260 torr, 1.42 atm; 6.9 kPa, 912 torr, 1.50 atm; 1.6 kPa, 912 torr, 1.20 atm; 0 kPa, 1000 torr, 1.40 atm

Back

1.6 kPa, 912 torr, 1.20 atm

Front

Why does a real gas not exhibit ideal gas behaviour?

Back

There are significant attractions between molecules so that the volume of the gas is reduced.