Thursday, August 30, 2012


What is the volume occupied by 2.0 moles of Ar(g) at STP?

A. 22.4 L
*B. 44.8 L 
C. 89.6 L
D. 179 L

Which gas is least likely to obey the ideal gas laws at very high temperatures and very low temperatures? 

A. Kr
B. Ne
C. He
*D. Xe 

 A gas at STP has a volume of 1.0 liters. If the pressure is doubled and the temperature remains constant, the new volume of the gas will be 

A. .25 L
B. 2.0 L
*C. .50 L 
D. 4.0 L

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