Gas Laws Review

What is 50 C in Kelvin?

• 223
• 323
• 100
• 50

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

• Increase
• Decrease
• Nothing
• Explosion!

Temperature units used in Chemistry are _________

• C

• kPa

• F

• K

A sample of nitrogen occupies a volume of 250 mL at 25^oC. What volume will it occupy at 95^oC?

• 308.70 mL

• 456.1 mL

• 308.70^oC

• 456.1^oC

A weather balloon has a volume of 105L at 0.97 atm when the temperature is 318K. What is the volume at 293K and 1.05 atm?

• 89.4 L
• 0.32 L
• 93.8 L
• 3.13 L

How do you convert Celsius to Kelvin?

• Add 273
• Subtract 273
• You can't convert those
• They are the same thing

What is the formula for Boyle's Law?

• P₁V₁=P₂V₂
• P₁V₁/P₂V₂
• P₁V₂=P₂V₁
• P₁/V₁=P₂/V₂

When Volume increases then Pressure must...

• Increase
• Decrease

Tom Brady enjoys balloon animals from the carnival. He just received a balloon giraffe that has an initial temperature of 39.0°C and a volume of 1.28 L. If Gronkowski plays a trick on Tom, and puts his balloon giraffe into the freezer, what would be the new volume of the balloon if the temperature drops down to 8.0°C?
(Don’t forget about what must be done to temperatures!)

• 1.42 L
• 6.85 x 10⁴ L
• 3.78 L
• 1.15 L

What gas formula describes the relationship between volume and temperature if all other factors are constant?