Understanding the Combined Gas Law

Multiple Choice

When the temperature of a gas increases the pressure would...

• decrease

• increase

• stay the same

Multiple Choice

If you increase the pressure of a gas, then its volume _______ .

• increase

• decrease

• remain the same

Dropdown

If you increase the temperature, then the volume __________

Select answer

Multiple Select

What is the value for standard pressure?

• 1.0 atm

• 101.3 kPa

• 760 torr

• 760 mm Hg

Multiple Select

Give the value for standard temperature.

• 298 K

• 273 K

• 0 ^oC

• 273 ^oC

Open Ended

Give the value for Absolute Zero in either ^oC or Kelvin

Fill in the Blank

Convert 24.5^oC to Kelvin

Fill in the Blank

Convert 542 mm Hg pressure to atm.

Multiple Select

The Combined Gas Law usually only involves which three gas variables?

• Volume

• Temperature 

• Number of particles or moles

• Pressure  

Multiple Choice

A gas is heated from 263K to 298K. The volume is increased from 24.0L to 35.0L. If the original pressure was 1.00 atm, what is the new pressure?

• 0.78 atm
• 1.65 atm
• 1.28 atm
• 0.61 atm

Multiple Choice

A rigid plastic container holds 1.00 L methane gas at 0.9 atm pressure when the temperature is 22.0°C. How much more pressure will the gas exert if the temperature is raised to 44.6°C?

• 0.97 atm

• 1.82 atm

• 0.97^oC

• 1.82^oC