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- 1. Multiple ChoiceHow are pressure and volume related?DirectlyIndirectlyThey aren't related
- 2. Multiple ChoiceGas molecules can easily be compressed because ___________.gas molecules are softgas molecules are far apartgas molecules follow the shape of the container
- 3. Multiple ChoicePressure is caused by ______.gravity.gas molecules colliding with each other.gas molecules colliding with surfaces of the container.gas molecules reacting with each other.
- 4. Multiple Choice
Which container will have lower pressure?leftrightthey both have the same pressure - 5. Multiple ChoiceYou decide to make a balloon animal. As the balloon is being twisted, it increases the pressure inside of the balloon. What happens to the volume?It increasesIt decreasesIt stays the same
- 6. Multiple ChoiceWhich of the following would increase the (gas) pressure of a system?Increase the TemperatureDecrease the volumePump in more gasAll of these
- 7. Multiple ChoiceHow could you make the stopper pop out of the flask?Decrease pressureDecrease temperatureIncrease volumeIncrease temperature
- 8. Multiple Choice
What relationship can be interpreted from the diagram?
As volume decreases, pressure decreases
As pressure increases, volume increases
As moles increase, temperature increases
As pressure increases, volume decreases
- 9. Multiple ChoiceWhat 2 variables are used in a Hot Air Balloon?
[Hint: Space and Heat]Pressure and VolumeVolume and TemperatureTemperature and PressurePressure, Temperature and Volume - 10. Multiple ChoicePick the best answer to explain all properties of gases....They're fluids
Can be compressed
Little space between particlesThey're solids
Can be compressed
Lots of space between particlesThey're fluids
Cannot be compressed
Lots of space between particlesThey're fluids
Can be compressed
Lots of space between particles - 11. Multiple ChoiceWhat happens to the average kinetic energy of matter when it is heated?It increasesIt decreasesIt doesn't changeIt cannot be determined
- 12. Multiple ChoiceA gashas a definite shape but no definite volumehas a definite volume but no definite shapehas fast-moving particles
- 13. Multiple ChoiceWhat is condensation?gas to solidgas to liquidliquid to solidsolid to liquid
- 14. Multiple ChoiceWhat does this picture represent?solidliquidgasplasma
- 15. Multiple ChoiceDalton's Law states...that at a constant temperature the volume of a confined ideal gas varies inversely with its pressure.that the total pressure exerted by the mixture of non-reactive gases is equal to the sum of the partial pressures of individual gaseshow gases tend to expand when heatedthat the density of an ideal gas at constant pressure varies inversely with the absolute temperature of the gas.
- 16. Multiple ChoiceWhich equation represents Dalton's Law?e=mc2PV=nRTP1/T1=P2/T2Ptotal=P1, P2, P3...
- 17. Multiple ChoiceDalton's law of...Partial PressureThermodynamicsIdeal GasPhysics
- 18. Multiple ChoiceThree gases, Ar, N2 and H2 are mixed in a 500L 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
- 19. Multiple ChoiceA mixture of hydrogen, nitrogen, and water vapor has a total pressure of 864 mmHg. The partial pressure of hydrogen is 220 mmHg and that of nitrogen is 410 mmHg. What is the partial pressure of water vapor?234 mmHg1.37 mmHg2.64 mmHg1, 494 mmHg
- 20. Multiple ChoiceWhich of the following is not true about gases?They spread out to fill their containersThey have a low density.The particles move very slowly.The volume changes with whatever shape the room is.
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