Rearrange the ideal gas law to solve for density. Calculate the density of dry air at 70F from its average molecular mass given that the composition of dry air is 78.04 mole percent nitrogen, 20.95 mole percent oxygen, 0.934 mole percent argon, 0.0350 mole percent carbon dioxide and 0.00182 mole percent neon
On a typical day, the humidity level is such that the partial pressure of water is about 10 torr. Is the density of this moist air greater than the density of dry air?