Gas Laws

If 22.5 L of nitrogen at 748 mm Hg are compressed to 725 mm Hg at constant pressure, what is the new volume?

• 21.8 L

• 23.2 mm Hg

• 23.2 L

• 21.8 ^∘C

A gas with a volume of 4.0L at a pressure of 205 kPa is allowed to expand to a volume of 12.0 L. What is the pressure in the container if the temperature remains constant?

• 68.3 kPa

• 0.234 kPa

• 615 kPa

• 0.234 L

A container of 5.00 L of a gas is collected at 100K and then allowed to expand to 20.0 L. What mus the new temperature be in order to maintain the same pressure?

• 1K

• 400 K

• 25 K

• 25 °C

A 40.0 L tank of ammonia has a pressure of 12.7 kPa. Calculate the volume of the ammonia if its pressure is changed to 8.4 kPa while its temperature remains constant.

• 60.5 L

• 60.5 kPa

• 26.5 L

• 2.67 L

A gas is heated from 263.0 K to 298.0 K and the volume is increased from 24.0 liters to 35.0 liters by moving a large piston within a cylinder. If the original pressure was 1.00 atm, what would the final pressure be?

• 0.011 atm

• 0.777 atm

• 0.011 L

• 0.605 atm

Calculate the new temperature of a gas when 6.00 L at 20.0°C is compressed to 4.00 L.

• 195 °C

• -78 °C

• 13.3 °C

• 167 °C