Review Game Zone
Games
Test
Preview
Back
Match it!
Match it! Select the correct answer from the pull down...Good luck!
A compound is heated to produce a gas whose molecular weight is to be determined. The gas is collected by displacing water in a water-filled flask inverted in a trough of water. Which of the following is necessary to calculate the molecular weight of
0.20 atm
733 mm Hg
11.2L
volume
The pressure of the gas
0.63atm
46.0
Vapor pressure of the water
When a sample of oxygen gas in a closed container of constant volume is heated until its absolute temperature is doubled, which of the following is also doubled?
0.20 atm
733 mm Hg
11.2L
volume
The pressure of the gas
0.63atm
46.0
Vapor pressure of the water
A gaseous mixture containing 7.0 moles of nitrogen, 2.5 moles of oxygen, and 0.50 mole of helium exerts a total pressure of 0.90 atmospheres. What is the partial pressure of the nitrogen?
0.20 atm
733 mm Hg
11.2L
volume
The pressure of the gas
0.63atm
46.0
Vapor pressure of the water
A sample of 0.010 moles of oxygen gas is confined at 127 °C and 0.80 atmospheres. What would be the pressure of this sample at 27 °C and the same volume?
0.20 atm
733 mm Hg
11.2L
volume
The pressure of the gas
0.63atm
46.0
Vapor pressure of the water
The density of an unknown gas is 4.20 grams per liter at 3.00 atmospheres pressure and 127 °C. What is the molecular weight of this gas? (R = 0.0821 L-atm / mole-K)
0.20 atm
733 mm Hg
11.2L
volume
The pressure of the gas
0.63atm
46.0
Vapor pressure of the water
When the actual gas volume is greater than the volume predicted by the ideal gas law, the explanation lies in the fact that the ideal gas law does NOT include a factor for molecular…
0.20 atm
733 mm Hg
11.2L
volume
The pressure of the gas
0.63atm
46.0
Vapor pressure of the water
A sample of 9.00 grams of aluminum metal is added to an excess of hydrochloric acid. The volume of hydrogen gas produced at standard temperature and pressure is…
0.20 atm
733 mm Hg
11.2L
volume
The pressure of the gas
0.63atm
46.0
Vapor pressure of the water
Hydrogen gas is collected over water at 24 °C. The total pressure of the sample is 755 millimeters of mercury. At 24 °C, the vapor pressure of water is 22 millimeters of mercury. What is the partial pressure of the hydrogen gas?
0.20 atm
733 mm Hg
11.2L
volume
The pressure of the gas
0.63atm
46.0
Vapor pressure of the water
Check it!