GAS LAWS 2021 period 2

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

5pts .

• 10L

• 20L

• 20ml

• 10ml

A sample of a gas has a volume of 852 mL at 298 K. What temperature is necessary for the gas to have a volume of 945 mL?

5pts .

• 22 C

• 331 K

• 22.5 C

• 330.53 K

If a nitrogen gas occupies a volume of 500 ml at a pressure of 0.971atm. What volume will the gas occupy at a pressure of 1.50 atm?

5pts .

• 323.67 ml

• 323.67L

• 323.66 ml

• 323.66 L

If a hairspray can is heated, what can be expected of the pressure of the gas inside the can?

3pts

• The pressure will decrease

• The pressure will increase

• The pressure will stay the same

In order to convert temperature from ^oC to K , you must _____ .

1pt

• subtract 273 from ^oC

• add 273 from ^oC

• multiply 273 by ^oC

Gas in a balloon occupies 2.25L at 298K and 335 kPa. At what temperature will the balloon expand to 3.60L and 220kPa?

5pts

• 313.12 C

• 1585.18 ^o C

• 313.12 K

• 1585.18 K

If I have 97.7 moles of a gas at a pressure of 1.09 atm and at a temperature of 76 ^oC what is the volume of the gas?

6pts

• 259952.81 L

• 2568.24L

• 2568.25L

• 259952.82L

The volume of an air bubble in a bottle of soda is 0.05ml. The soda bottle has a pressure of 295kPa. Normal air pressure outside the bottle is 101.3 kPa. What is the volume of the bubble when it leaves the soda bottle?

5pts

• .14 ml

• .16 ml

• .15 ml

I have 130 liters of a gas in a balloon at a temperature of 275^oC. If I cool the gas until the volume decreases to 85 Liters, what will the temperature of the gas be?

6pts

submit work on classroom

• 358.3l L

• 358.30K

• 358.31K

• 358.32L

A toy balloon has an internal pressure of 1.05 atm and a volume of 5.0 L. If the temperature where the balloon is released is 20° C, what will happen to the volume when the balloon rises to an altitude where the pressure is 0.65 atm and the temperature is –15° C? 5pts

• 7.11 ml

• 61055692.31L

• 7.11 L

• 61055692.31 ml