Gas Laws Test

If pressure goes down in a container, what happens to volume when the temperature is held constant.

• Increase

• Decrease

A container is filled with H₂, and H₂O. Calculate the partial pressure of H₂ when the pressure of water is 17torr. The total pressure of the gases is 750torr.

• 767.5torr
• 732torr
• 42.86torr

Tags

NGSS.HS-PS1-7

What describes the motion of a Gas Molecule?

• Molecules are far apart

• Move in constant, random motion

• It will travel in a straight path

• All of the above

Tags

NGSS.HS-PS2-1

You have a gas that has a pressure of 2 ATM and a volume of 10L.  What would be the new volume if the pressure was changed to 1 ATM?

• 5 L
• 20 L
• It would stay at 10L
• 1 L

If you add gas particles to the container, what happens to the volume when the pressure and temperature is held constant.

• Increase

• Decrease

What formula would you use to solve the following: A 0.562 L container of Helium has a pressure of 9.5 atm. What volume would be necessary to decrease the pressure to 2.4 atm?

• 
• 
• 
• 

Which of the following is NOT a unit of Pressure?

• mmHg

• atm

• kelvin

• psi

Which Gas Law does this graph represent?

• Boyle's Law

• Charles' Law

• Gay-Lussac's Law

In the Question: A cylinder has a volume of 5.4 L of air at a pressure of 140 atm. If the volume is increased to 12.4L, what would the new pressure be? Which answer choice has the data correctly labeled?

• P₁=5.4L, V₁=140atm; P₂= 12.4L, V₂= ?

• P₁=140atm, V₁=5.4L ; P₂= ?, V₂=12.4L

• T₁=140atm, V₁=5.4L ; T₂= ?, V₂=12.4L

• There was no important data to label

• a
• b
• c
• d