Gas Laws and Partial Pressure
Authored by Charles Martinez
Chemistry
6th - 12th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A container holds three gases: oxygen, carbon dioxide, and helium. The partial pressures of the three gases are 2.00 atm, 3.00 atm, and 4.00 atm, respectively. What is the total pressure inside the container?
2 atm
4 atm
3 atm
9 atm
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Helium
Nitrogen
Oxygen
All have the same number of molecules
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A 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 mmHg
1.37 mmHg
2.64 mmHg
1, 494 mmHg
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The partial pressure of gas X is 340 torr. The partial pressure of gas Y is 264 torr. The partial pressure of gas Z is 100 torr. What is the total pressure exerted by the gases in this system?
76 torr
440 torr
604 torr
704 torr
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A container is filled with H2, and H2O. Calculate the partial pressure of H2 when the pressure of water is 17 torr. The total pressure of the gases is 750 torr.
767.5torr
733torr
42.86torr
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Under what conditions does a real gas behave most like an ideal gas?
at high temperatures and low pressure
at high temperatures and high pressures
at low temperatures and low pressure
at low temperatures and high pressure
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalton'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 gases
how gases tend to expand when heated
that the density of an ideal gas at constant pressure varies inversely with the absolute temperature of the gas.
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