HChem Gas Law Calculations

When using gas laws what must the temperature unit be?

• Celsius

• Kelvin

• Fahrenheit

• kPa

When temperature is held constant if pressure increases then the volume will...

• Increase

• Decrease

A gas occupies 4.98 L at 2.6 atm of pressure. What volume does it occupy at 1.8 atm pressure?

• 12.9 L

• 7.2 L

• 0.72 L

• 3.44 L

When the pressure of a gas is constant and the temperature of a gas increases the volume will...

• increase

• Decrease

There are 65 liters of helium in a balloon at 35 K. If the temperature of the balloon is increased to 40 K, what will the new volume of the balloon be?

• 40 L

• 74.3 L

• 70 L

• 75.9 L

When volume is constant, Pressure and Temperature are...

• Directly Proportional

• Indirectly Proportion

A gas has a pressure of 100 mmHg at 25.00℃. What pressure will this gas have at 100℃?

• 5 mmHg

• 25 mmHg

• 100 mmHg

• 125mmHg