Gas Laws Review

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

• Increase

• Decrease

• Nothing

• Explosion!

What is 50 C in Kelvin?

• 223

• 323

• 100

• 50

A sample of a gas has a volume of 852 mL at 298 K. What temperature is necessary for the gas to have a volume of 945 mL?

• 57.5⁰C
• 57.5 K
• 330.5 K
• 330.5⁰C

Pressure is caused by ______.

• gravity.
• gas molecules colliding with each other.
• gas molecules colliding with surfaces of the container.
• gas molecules reacting with each other.

If you increase the pressure of a constant volume of gas, what will happen to the temperature?

• Increase
• Decrease
• Stay the same
• It will Blow Up

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which container will have lower pressure?

• left
• right
• they both have the same pressure

Identify STP

• 0K, 1.00 atm

• 0K, 101.325 kPa

• 273 K, 1.00 atm

• 273K 101.325 atm

If a balloon is cooled what will happen to the volume?

• Volume will increase
• Volume will decrease
• Volume will not change

Tags

NGSS.MS-PS1-4

If a problem gives me only pressure values which equation should I use?

• PV=nRt

• P₁V₁= P₂V₂

• P_T= P₁ + P₂ + P₃ ...

• P₁V₁ = P₂V₂

  T₁ T₂

• V₁ = V₂

  T₁ T₂

If a problem gives me two pressures and one volume which equation should I use?

• PV=nRt

• P₁V₁= P₂V₂

• P_T= P₁ + P₂ + P₃ ...

• P₁V₁ = P₂V₂

  T₁ T₂

• V₁ = V₂

  T₁ T₂