Assume air contains 21% oxygen and 79% nitrogen.

If air is compressed to 5.5atm, what is the partial pressure of the oxygen?

Which of the following is not a characteristic of gases?

Mass density is the grams of gas per volume, while number density is the number of molecules per volume.

Which of the following has the highest number density, if each gas occupies the same volume?

Which of the following is a physical property of gases?

Which of the following gases will diffuse the quickest through a small hole?

A container filled with fluorine gas and neon gas and has a total pressure of . There are of fluorine gas in the container, and the fluorine gas exerts a pressure of .

Based on this, what is the mass of neon in the container?

Which of the following gas laws can be used to determine the total pressure of a mixture of gases?