# density and pressure

calculate the mass of air in a room measuring 5m*8m*10m if the density of air is 1.3kg/m cube

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1. volume = (5)(8)(10) m^3 = 400 m^3
mass = (1.3 kg/m^3)(400 m^3) = 520 kg

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posted by Reiny
2. l want to know

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posted by pappu

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