Weight of air

What is the weight of air in the living room measuring width 5 m length 2 m and height 2.8 m? Air density is ρ = 1.2 kg/m3.

Result

m =  33.6 kg

Solution:

m=ρV m=5⋅2⋅2.8⋅1.2=33.6  kg m = \rho V \ \\ m = 5 \cdot 2 \cdot 2.8 \cdot 1.2 = 33.6 \ \text{ kg }

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