Gas Laws

A ballon has 15.0g of O2 at 27.0 °C and 1.54 atm. What is the volume?

• .0675 L
• 7.50 L
• 15.0 L
• 240 L

A gas has a volume of 480 ml at 90.0 mmHg pressure. What pressure is needed to change the volume of the gas to 320 ml?

• 60.0 mmHg
• 80.0 mmHg
• 100 mmHg
• 135 mmHg

Which graph shows the pressure-temperature relationship expected for an ideal gas?

• 1

• 2

• 3

• 4

1000mL of gas is cooled from 100°C to 1°C. What is the new volume?

• 10mL
• 100mL
• 1mL
• 100000mL

Increasing the pressure of a gas causes

• increased volume
• decreased volume

Increasing the pressure of a gas causes

• increased temperature
• decreased temperature

Increasing the number of moles of a gas causes

• increased volume
• decreased volume

Decreasing the pressure of a gas causes

• increased volume
• decreased volume

Decreasing the pressure of a gas causes

• increased temperature
• decreased temperature

Decreasing the number of moles of a gas causes

• increased volume
• decreased volume