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- 1. Multiple Choice
In order to convert to Kelvin, you add ______ to the Celsius measurement.372273237732 - 2. Multiple ChoiceWhat is 50 C in Kelvin?22332310050
- 3. Multiple Choice100 degrees Celsius is equal to _______ Kelvin.0 K273 K173 K373 K
- 4. Multiple ChoiceIf a balloon is cooled what will happen to the volume?Volume will increaseVolume will decreaseVolume will not change
- 5. Multiple ChoiceWhich of the following would increase the (gas) pressure of a system?Increase the TemperaturePump in more gasDecrease the volumeAll of these
- 6. Multiple ChoiceThe following graph shows ____ relationship.DirectInverse
- 7. Multiple ChoiceBoyle's law : The pressure and volume of a gas show a _____ relationship.InverseDirect
- 8. Multiple ChoiceIn the ideal gas law, which variable represents the gas constant?nRTV
- 9. 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 (make sure you use the correct R value).7.18 L7.81 L4.63 L4.36 L
- 10. Multiple ChoiceYou 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 L20 LIt would stay at 10L1 L
- 11. Multiple ChoiceA 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 mL15.0 mL27.5 mL32.5 mL
- 12. Multiple ChoiceA sample of oxygen gas has a volume of 150.0 mL when its pressure is .947 atm. What will the volume of the gas be if it is lowered to a pressure of 0.658 atm and the temperature remains constant?72 mL144 mL216 mL288 mL
- 13. Multiple ChoiceDetermine the Kelvin temperature required for 0.0470 mol of gas to fill a balloon to 1.20 L under .998 atm pressure.0 K107 K207 K307 K
- 14. Multiple ChoiceThree gases, Ar, N2 and H2 are mixed in a sealed container. Ar has a pressure of 255 torr, N2 has a pressure of 228torr and H2 has pressure of 752torr. What is the total pressure in the container?483torr270torr1235torr
- 15. Multiple ChoiceA container is filled with H2, and H2O. Calculate the partial pressure of H2 when the pressure of water is 17torr. The total pressure of the gases is 750torr.767.5torr732torr42.86torr
- 16. Multiple ChoiceDetermine the number of moles in a container of gas at STP with a volume of 99.2 L.2222.08 moles4.43 moles22.4 moles76.8 moles
- 17. Multiple ChoiceDetermine the initial temperature of a random gas when the initial volume is 2.2 L and it is cooled to 88K with a volume of 0.85 L.0.029 K0.021 K227.76 K34 K
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