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May 6, 2015

Homework Help: Physics

Posted by Johnson on Sunday, April 20, 2008 at 11:28am.

An apartment has a living room whose dimensions are 2.5 m 4.8 m 5.9 m. Assume that the air in the room is composed of 79% nitrogen (N2) and 21% oxygen (O2). At a temperature of 27C and a pressure of 1.01 105 Pa, what is the mass (in grams) of the air?

Ideal gas formula is pv=nrt,but the problem is asking me to find the mass?

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