Question Detail
Question
If the density of air is 1.3 kg/m³. The mass of air in a room measuring 8m × 5m × 4m is
Correct Answer
Option D is the correct answer.
Detailed Explanation
Volume of room = 8 × 5 × 4 = 160 m³. Mass = Density × Volume = 1.3 × 160 = 208 kg.
Hint
Mass = Density × Volume.