Statement of a problem № 11057


The dimensions of a room are 2.5 m × 4.0 m × 5.0 m. Assume that the air in the room is composed of 79% nitrogen (N2) and 21% oxygen (O2). At a temperature of 22°C and a pressure of 1.01 × 105 Pa, what is the mass (in grams) of the air?

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