Combined Gas Law

A sample of gas has a volume of 20.0 mL at STP. What will the volume be if the temperature is changed to 546 K and the pressure is changed to 2.0 atm.?

• 20 ml

• 40 ml

• 60 ml

• 10 ml

• none are correct

A gas at a temperature of 99.8 0 C occupies a volume of 641 mL. What will be the volume at a temperature of 5.00 0 C, assuming no change in pressure

• 1785 ml

• 32.1 ml

• 478 ml

• 16.1 ml

• none are correct

What is the final pressure of a gas initially has a pressure of 10 atm at 50 L if the volume s now 25 L?

• 5 atm

• 10 atm

• 20 atm

• 40 atm

• none are correct

A certain sample of gas has a volume of 0.452 L measured at 87^oC and 0.620 atm. What is its volume at STP

• 280 ml

• 213 ml

• 3 ml

• .003 ml

• none are correct

You have a gas that has a pressure of 2 ATM and a volume of 10L. What would be the new volume if the pressure was changed to 1 ATM?

• 5 L

• 20 L

• It would stay at 10L

• 1 L

• none are correct

If a balloon is cooled down what will happen to the volume?

• Volume will increase

• Volume will decrease

• Volume will not change

• Volume is not real

• none are correct

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

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

In the problem below, which given goes into the equation as " P1" ? A gas at 25.0 °C occupies 3.60 liters at a pressure of 1.00 atm, what will be its volume at a pressure of 2.50 atm and 15.0 °C ?

• 1.00 atm

• 3.60 L

• 25.0 °C

• 2.50 atm

In the problem below, which given goes into the equation as " T1" ? A gas at 25.0 °C occupies 3.60 liters at a pressure of 1.00 atm, what will be its volume at a pressure of 2.50 atm and 15.0 °C ?

• 25.0 °C

• 25.0 °C but it needs to be converted to Kelvin(K)

• 15.0 °C

• 2.50 atm

In the problem below, which given goes into the equation as " V1" ? A gas at 25.0 °C occupies 3.60 liters at a pressure of 1.00 atm, what will be its volume at a pressure of 2.50 atm and 15.0 °C ?

• 25.0 °C

• 1.00 atm

• 2.50 atm

• 3.60 L