Charles' Law Quiz Bee

According to Charles' law, as the temperature of a given sample of gas at constant pressure is increased, the volume will

• increase

• 1. remain the same

• decrease

What must remain constant if Charles' law is to be applied to a given sample of a gas?

• pressure

• volume

• temperature

What temperature scale must be used when applying Charles' law?

• 1. Celsius

• 1. Fahrenheit

• 1. Kelvin

To convert a Celsius temperature to Kelvin, you would

• 1. subtract 273.15

• 1. add 273.15

• 1. do nothing, as the two scales are equivalent

According to Charles' law, volume and temperature vary

• 1. directly

  2. 
     

• 1. proportionally to the square

• 1. inversely

The temperature at which the volume of a gas theoretically becomes zero is

• 1. subliming point

• 1. freezing point

• 1. absolute zero

35°C is equal to

• 1. 35 K

• 1. 308.15 K

• 1. –238.15 K

420 mL of a gas at 25.0°C is compressed to 210 mL. What is the temperature of the gas after compression?

• 1. 12.5°C

• 1. 149 K

• 1. 273 K

A sample of helium gas is heated from 20.0°C to 40.0°C. This heating process causes the gas to expand to a volume of 585 mL. What was the original volume of the helium gas?

• 1. 625 mL

• 1. 292 mL

• 1. 548 mL