Gas Law Extra Credit

Which of the following would increase the (gas) pressure of a system?

• Increase the Temperature
• Pump in more gas
• Decrease the volume
• All of these

A sample of 9.00 grams of aluminum metal is added to an excess of hydrochloric acid. The volume of hydrogen gas produced at standard temperature and pressure is

• 22.4 Liters

• 11.2 Liters

• 7.46 Liters

• 5.60 Liters

Julian and Jimmy are playing basketball outside in 82°C weather. If they leave the ball outside and temperature drops down to 53°C, what will happen to the volume of the gas in the ball if the pressure remains constant?

• volume will remain the same
• volume will increase
• volume will decrease
• volume will double in size

The pressure of a gas is reduced from 1200.0 mm Hg to 850.0 mm Hg as the volume of its container is increased by moving a piston from 85.0 mL to 350.0 mL. What would the final temperature be if the original temperature was 90.0°C?

• 1059

• 124

• 0.016

• 62.4

A sealed container has a pressure of 1.5 atm at 25°C. If the temperature is raised to 125°C, what will be the new pressure?

• 2

• 1.12

• 7.5

• 0.3

A balloon has a volume of 2.32 liters at 24.0°C. The balloon is heated to 48.0°C. Calculate the new volume of the balloon.

• 2.32L

• 2.51L

• 2.15L

• 4.64L

• 1.16L

A gas sample is held at constant pressure. The gas occupies 3.62 L of volume when the temperature is 21.6°C. Determine the temperature at which the volume of the gas is 3.42 L.

• 312K

• 278K

• 20.4K

• 295K

• 552K

Neon occupies a volume of 2.80 L at -35°C. What volume will it occupy at 43°C?

• 3.44 L
• 4.1 L
• 2.65 L
• 3.7 L

Tags

NGSS.HS-PS3-4

A 7.50 liter sealed jar at 18 °C contains 0.125 moles of oxygen and 0.125 moles of nitrogen gas. What is the pressure in the container?

• 7.38 atm
• 0.796 atm
• 0.684 atm
• 0.398 atm

What is the pressure exerted by 5.00 moles of nitrogen gas contained in a 30.0 Liter container at 25.0 °C?

• 3670 atm

• 0.245 atm

• 4.08 atm

• 605 atm