If the Density of Nitrogen in Air Is 0

Multiple Choice

If the density of nitrogen in air is 0.87 g/L,what mass (in kg) of nitrogen is contained in a room with dimensions of 4.0 m × 3.5 m × 2.4 m?

A) 29 kg
B) 39 kg
C) 2.6 × 10^-2 kg
D) 2.9 × 10⁴ kg
E) 26 kg