The plot below shows the distribution of molecular speeds for three different gases all at the same temperature: CH4, H2, and Kr.  These gases are marked as A, B, and C in no particular order.  Which line is most likely to represent CH4?

A 55.0 L tank contains 75.0 g of propane. What is its pressure, in atm, at standard temperature (0°C)? Hint:  molar mass of propane = 44.1 g/mol

A sample of carbon dioxide in a balloon has a volume of 927 mL at 25.0°C.  What is the volume (in L) of this gas if temperature is lowered to 3.50°C?

A sample of carbon dioxide in a rigid container has a pressure of 427 torr at 25.0°C.  What is the pressure (in atm) of this gas if the temerature is raised to 75.0°C?

The plot below shows the distribution of molecular speeds for three different gases all at the same temperature: CH4, H2, and Kr.  These gases are marked as A, B, and C in no particular order.  Which line is most likely to represent Kr?

If you double the absolute temperature of a fixed amount of gas and reduce its pressure by half, what will happen to the volume of the gas?

The plot below shows the distribution of molecular speeds for three different gases all at the same temperature: CH4, H2, and Kr.  These gases are marked as A, B, and C in no particular order.  Which line is most likely to represent H2?

Which of the following gases would deviate the most from ideal gas behavior?

Which intermolecular forces are experienced between molecules of NH3?

Below are two different pure liquids (Liquid A and Liquid B) shown resting on a flat surface at the same temperature: Which of the following statements concerning these liquids is true?