Gas Exam Review

Which is the correct form of the combined gas law?

• PV/T = PV/T

• PT/V = PT/V

• TV/P = TV/P

• P/T = V/n

Which is the correct form of the ideal gas law?

• PT = nRV
• TV = nRP
• Pn = VRT
• PV = nRT

What unit must temperature be in to use the ideal and combined gas laws?

• Celcius

• Ferenheit

• Kelvin

• Avogadro

What units must volume be in to use the ideal gas law?

• Milliliters
• Moles
• Kelvin
• Liters

What unit should pressure be in for the ideal gas law?

• mmHg

• atm

• kPa

• psi

What is standard temperature?

• 273 K

• 273 C

• 273 F

• 760 mmHg

What is standard pressure?

• 273 mmHg

• 760 atm

• 1 atm

• 670 mmHg

5.0 g of Hydrogen gas is injected into a piston that occupies 0.80 L, if the temperature reaches 100.^oC, what is the pressure?

• 190 atm

• 96 atm

• 26 atm

• 51 atm

A sample of gas with a volume of 30.0 mL at 25 ^oC is heated to 50 ^oC.  What is the new volume of the gas?

• 60.0 mL
• 15.0 mL
• 27.5 mL
• 32.5 mL

Tags

NGSS.HS-PS3-1

A sample of oxygen (O₂) at 28°C has 340.0 kPa. What will its temperature be at 150.0 kPa?

• 133 K

• 133 °C

• 682 K

• 12.4 K