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- 1. Multiple Choice
What is 50 C in Kelvin?22332310050 - 2. Multiple Choice-100 degrees Celsius is equal to _______ Kelvin.0 K273 K173 K373 K
- 3. Multiple ChoiceIf a balloon is cooled what will happen to the volume?Volume will increaseVolume will decreaseVolume will not changeThe balloon will catastrophically explode and rain down a of fire and sparkles.
- 4. Multiple ChoiceWhich of the following would increase the (gas) pressure of a system?Increase the TemperaturePump in more gasDecrease the volumeAll of these
- 5. Multiple ChoiceBoyle's law : The pressure and volume of a gas show a _____ relationship.IndirectDirectInternalDictionary
- 6. Multiple ChoiceCalculate the new volume of a gas with an initial volume of 323-ml at 265 K and a pressure of 0.900 atm if the pressure and temp are changed to STP.299 mL300. mL4.63 mL4.36 mL
- 7. 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
- 8. 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
- 9. 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
- 10. Multiple ChoiceThree gases, Ar, N2 and H2 are mixed in a sealed container. These gases behave most ideally when atHigh Temp and High PressureLow Temp and High PressureHigh Temp and Low PressureLow Temp and Low Pressure
- 11. 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
- 12. Multiple ChoiceA gas in a 3.0 L container is stored at a pressure of 300.0 kPa and standard temperature. The gas is transferred to a 10.0L container where it is cooled to -10.0 Celsius. What is the new pressure of the gas?245.793.386.790.0
- 13. Multiple ChoiceDetermine the new Kelvin temperature if the volume of a balloon is changed from 1.20 L to 3.50 L under constant pressure with an initial temperature of 273 K.0 K796 K207 K800 K
- 14. Multiple ChoiceGas pressure is caused bygas molecules colliding with surfacesgas molecules condensing to a liquidgas molecules hitting other gas moleculebarometers
- 15. Multiple ChoiceWhich flask above contains the most molecules?Flask 1 contain the most moleculesFlask 2 contain the most moleculesFlask 3 contain the most moleculesFlask 4 contain the most molecules
- 16. Multiple ChoiceWhich flask above will have the highest pressure?Flask 1 contain the least pressureFlask 2 contain the least pressureFlask 3 contain the least pressureFlask 4 contain the least pressure
- 17. Multiple ChoiceAccording to the Kinetic Molecular Theory, which of the following is true?Gases do not move in straight lineMost of the volume of gas is empty spaceGas particles are not in constant random motionGas particles attract each other
- 18. Multiple ChoiceAccording to the Kinetic Molecular Theory, which of the following is true?Gases do not move in straight lineMost of the volume of gas is empty spaceGas particles are not in constant random motionGas particles attract each other
- 19. Multiple ChoiceAccording to the kinetic molecular theory, which of the following is true for an ideal gas?Gas particles are elastic and do not attract each other.The kinetic energy of gas is dependent on temperatureEnergy is not lost when gas particles collide with each other or with the walls of the container.All of the above
- 20. Multiple ChoiceThe movement of gas molecules is greatly affected by _________.the shape of the containersize of the containertemperature of the container
- 21. Multiple ChoiceAt what temperature do nitrogen molecules move fastest?350 K300 K250 K200 K
- 22. Multiple ChoiceGas molecules can easily be compressed because ___________.gas molecules are softgas molecules are far apartgas molecules follow the shape of the container
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