Ideal and Combined Gas Laws

In order to solve gas law calculations, temperature must be measured in:

• Celsius

• Fahrenheit

• Kelvin

• It doesn't matter

One that follows the gas laws at all conditions of temperature and pressure.

• Boyle’s Law      

• Ideal Gas Law

• Charle’s Law    

• Avogadro’s Law

The ______, also called the general gas equation.

• Boyle’s Law      

• Avogadro’s Law       

• Charle’s Law     

•  Ideal Gas Law

PV=nRT

• Charles Law     

• Boyles Law

• Ideal Gas Law 

• Combined Gas Law

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

• 7.18 L

• 7.81 L

• 4.63 L

• 4.36 L

A sample of oxygen gas in a closed system has a volume of 200 L at 600 K. If the pressure is held constant and the temperature is lowered to 300 K, what will be the new volume of the gas?

• 100 L.

• 200 L.

• 300 L.

• 400 L.

A sample of carbon dioxide occupies a volume of 3.50 liters at 1.25 atm of pressure. What pressure would the gas exert if the volume was decreased to 2.00 liters?

• 2.19 atm

• 2.22 atm

• 5.67 atm

• 6.54 atm

Which law helps us find the moles of gas in a sample?

• Charles Law

• Boyle's Law

• Combined Gas Law

• Ideal Gas Law

What will happen to the volume of a gas under constant pressure if the temperature increases?

• Decrease

• Explosion!

• Increase

• Nothing

A 2.0 liter container of nitrogen had a pressure of 3.2 atm. What volume would be necessary to decrease the pressure to 1.0 atm?

• 5 L

• 6.4 L

• 6.9 L

• 7.2 L