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WorksheetsAP Chemistry--GASES
Total questions: 15
Worksheet time: 40mins
What is the pressure in a container that has 3 atm H2, 2 atm of N2 and 5 atm of F2?
2 atm
3 atm
5 atm
10 atm
Collisions where no energy is lost are
epileptic
elastic
erectic
erratic
Find the density of neon gas at 0.725 atm and 25°C [Mm =20.18]
0.35
0.47
0.60
0.79
A gas sample is held at constant pressure. The gas occupies 3.62 L of volume when the temperature is 21.6°C. Determine the temperature at which the volume of the gas is 3.42 L.
312K
278K
20.4K
295K
552K
How are pressure and temperature related?
Directly
Indirectly
They aren't related
According to kinetic molecular theory, in which of the following gases will the root mean square speed of the molecules be the highest at 200ºC?
SF6
H2O
HCl
Cl2
None, the molecules of all gases have the same root mean square speed at any given temperature.
The volume of a 2.49 g sample of gas is 752 mL at 1.98 atm and 62ºC. What is the gas?
NO2
SO3
SO2
Ne
NH3
Use the following equation (balance it first!):
NaH + H2O --> NaOH + H2
A sample of NaH weighing ___ g will produce 982 mL of hydrogen gas at 28ºC and 765 torr, when the hydrogen is collected over water. The vapor pressure of water at this temperature is 28 torr.
0.960 g
925 g
0.0388 g
2.93 g
0.926 g
At 333 K, which of the pairs of gases below would have the most nearly identical rates of effusion?
CO and CO2
CO and N2
NO2 and N2O4
N2O and NO2
N2 and O2
