Gas Laws TEST REVIEW

How many moles of gas are contained in 890.0 mL at 21.0 °C and 750.0 mm Hg pressure?

• .0364
• .00474
• .5096
• .0684

In order to convert to Kelvin, you add ______ to the Celsius measurement.

• 372
• 273
• 237
• 732

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

At 249 kPa sample of nitrogen is heated from 86 degrees Celsius to 107 degrees Celsius.  What pressure will the sample have at the higher temperature?

• 264 kPa
• 266 kPa
• 842 kPa
• 824 kPa

A gas at 76 atm occupies a volume of 768 ml. Calculate the volume at 0.227atm.

• 260000 mL
• 270000 mL
• 250000 mL
• 4257285689 mL

A gas at 36 kpa and 35 C occupies a volume of 78 L. Calculate the volume at STP

• 25 L
• 34 L
• 30 L
• 26 L

A gas at 28 C occupies a volume of 345 L. Calculate the volume at 35 K.

• 40 L
• 45 L
• 25 L
• 23 L

If 200 mL of a gas at 27°C is cooled to -33°C at a constant pressure, the volume will be

• 250 mL
• 204 mL
• 196 mL
• 160 mL

Which of the following is NOT a unit of pressure?

• Torr
• mL
• psi
• kPa 

A gas occupies 11.2 liters at 0.860 atm. What is the pressure if the volume becomes 15.0 L?

• .62 atm
• 195 atm
• 1,15