The density of air under standard laboratory conditions is 1.29 kg/m^3 , and about 20.0% of that air consists of oxygen. Typically, people breathe about .5L of air per breath. A person breathes 2500 g of air per day.
A. If this air (the 2500 g) is stored uncompressed in a cubical tank, how long is each side of the tank? (Answer in meters)
B. If this air (the 2500 g) is stored in a cylindrical tank of radius 1.59 what would have to be the length of the tank? (Answer in meters)