Gas Laws - Practice Problems

A gas occupies 4.98 L at 2.6 atm of pressure. What volume does it occupy at 1.8 atm pressure?

• 12.9 L
• 0.72 L
• 7.2 L
• 3.44 L

A gas at a volume of 4 liters is at a pressure of 2 atm. The volume is changed to 16 Liters, what must the new pressure be?

• 2 atm
• 12 atm
• 10 atm
• 0.5 atm

There are 40 liters of helium in a balloon at a temperature of 100 K. If the temperature of the balloon is increased to 200 K, what will be the new volume of the balloon?

• 80 L

• 45 L

• 54 L

• 45.33 L

If a beach ball has a volume of 261 L at a temperature of 502 K, what will be the new temperature of the balloon if the volume decreases to 176 L?

• 744 K

• 0.0030 K

• 339 K

• 512 K

The initial pressure of a car tire is 1.8 atm at 38°C. What is the new pressure of the car tire when the temperature is increased to 123°C?

• 3.9 atm

• 2.3 atm

• 2.6 atm

• 3.4 atm

A can of soda in the US tends to have a pressure of 120 kPa when canned at 4 °C. Imagine the pressure in a can of soda increases to 250 kPa after being left in the sun. What is the new temperature?

• 577 K

• 108 K

• 133 K

• 572 K

If 3.25 mol of Ar occupies 100. L at a particular temp and pressure, what volume does 14.15 mol of Ar occupy under same condition?

• 435 L
• 225 L
• 100 L
• 522 L

A 2.00 L sample of pure oxygen gas (O₂) is measured at STP.  How many moles of oxygen is this?

• 24.4 mol
• 0.007 mol
• 1.44 mol
• 0.09 mol

A rigid steel tank filled with 62.7 L of nitrogen gas at 85.0 atm and 19°C is heated to 330°C while the volume remains constant. What is the final gas pressure?

• 176 atm

• 167 atm

• 1,476 atm

• 276 atm

Tags

NGSS.HS-PS3-1

175 mL of Cl­₂ gas is held in a flexible vessel at STP. The vessel is transported to the bottom of the impact basin Hellas Planitia on the surface of Mars where the pressure is 1.16 kPa and the temperature is -5.0 °C. What is the new volume of Cl­₂ gas?

• 16.0 L

• 16.8 L

• 14.2 L

• 15.0 L