Answered

At normal temperature and pressure, air has

a density of 0.001184 g/mL. What is the mass

of air in a room that is 3.63 m by 2.97 m by

3.39 m? Answer in kg.

Verified Answer :

znk

The mass of air is 43.3 kg.

V = lwh = 3.63 m × 3.39 m × 2.97 m = 36.55 m³

V = 36.55 m³ × \((\frac{100 cm}{1 \text m})^{3}\) × \(\frac{1 mL}{ 1 cm^{3}}\) = 3.655 × 10⁷ mL

Mass of air = 3.655 × 10⁷ mL × \(\frac{0.001184 g}{1 mL}\) = 43 300 g = 43.3 kg

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