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- 1. Multiple Choice
A student measures the pressure and volume of an empty water bottle to be 1.4 atm and 2.3 L. She then decreases the pressure to 0.65 atm. What is the new volume?
2.1 L
5.0 L
8.2 L
3.9 L
- 2. Multiple Choice
A student inflates a balloon with helium then places it in the freezer. The student should expect
the balloon's volume to increase
the balloon's volume to decrease
the balloon's moles to increase
the balloon's moles to decrease
- 3. Multiple Choice
What is the pressure of a car tire that had an initial pressure of 1.8 atm but was heated from 38°C to 123°C?
0.9 atm
2.1 atm
1.6 atm
3.4 atm
- 4. Multiple Choice
Three gases are mixed together in a container with a total pressure of 4.8 atm. If two of the gases have pressures of 1.2 atm and 1.5 atm, what is the pressure of the third gas?
2.5 atm
1.8 atm
2.1 atm
1.3 atm
- 5. Multiple Choice
If a hairspray can is heated, what can be expected of the pressure of the gas inside the can?
The pressure will increase
The pressure will decrease
The pressure will remain constant
The pressure will equalize
- 6. Multiple ChoiceWhich of the following would increase the (gas) pressure of a system?Increase the TemperaturePump in more gasDecrease the volumeAll of these
- 7. Multiple ChoiceIn order to convert to Kelvin, you add ______ to the Celsius measurement.372273237732
- 8. Multiple ChoiceWhat about gases can be measured?Pressure and VolumeTemperature, Volume, and PressureVolume and TemperaturePressure, Temperature, Volume, and Moles
- 9. Multiple ChoiceWhat is 50 °C in Kelvin?22332310050
- 10. Multiple ChoiceCharles' Law States...As Pressure goes up volume goes downAs Pressure goes up temperature goes upAs Volume goes up temperature goes upAs Pressure goes down volume goes down
- 11. Multiple ChoiceCalculate 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 L7.81 L4.63 L4.36 L
- 12. Multiple Choice
Determine the temperature required for 0.0470 mol of gas to fill a balloon to 1.20 L under .998 atm pressure.
0 K
107 K
207 K
307 K
- 13. Multiple Choice
Pressure is
defined as the mass that an object exerts when at rest.
not a measurable in gases.
defined as the number of moles of substance divided by the mass of the substance.
created by the force of the gas particles impacting the walls of the container.
- 14. Multiple Choice
Absolute zero is
0 K
where there is no molecular movement
the coldest temperature possible
all of these
- 15. Multiple Choice
A sample of gas with a volume of 30.0 mL at 25.0oC is heated to 50.0oC. What is the new volume of the gas?
60.0 mL
15.0 mL
27.5 mL
32.5 mL
- 16. Multiple Choice
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
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