PVNRT

Determine the temperature required for 0.0470 mol of gas to fill a balloon to 1.20 L under 0.998 atm pressure. 

• 200 K 

• 107 K 

• 207 K 

• 310 K 

• 300K

In order to solve gas law calculations, temperature must be measured in:

• Fahrenheit

• Celsius

• Kelvin

• It doesn't matter 

• Kilojoules

Tags

NGSS.HS-PS1-5

What is the volume of a balloon if it contains 3.2 moles of helium at a temperature of 20⁰C and 1.2 atm?

• P

• V

• n

• T

• R

Calculate the volume that a 0.323-mol sample of a gas will occupy at 265 K and a pressure of 0.900 atm.

• 7.18 L 

• 7.81 L

• 4.63 L

• 4.36 L

• 8 L

What does R stand for

• Ideal gas constant

• Real gas constant

• Temperature constant

• Ideal gas law

• Pressure constant

Determine the Celsius temperature of 2.49 moles of gas contained in a 1.00-L vessel at a pressure of 143 kPa. Solve for T and then change you answer to Celcius

• -266 degrees C

• -622 degrees C

• 622 degrees C 

• 266 degrees C

Determine the number of moles in a container of gas at STP with a volume of 99.2 L. 

Please use kilopascals for pressure.

• 2222.08 moles

• 4.43 moles

• 22.4 moles 

• 76.8 moles

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

How do you know which to use for an ideal gas problem?

• The units for pressure

• The units for temperature

• The units of volume

• The amount of moles

• Your instructor will tell you for each question

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