Question

the density of air is 1.3 kilogram per metre cube what mass of air is contained in a room measuring 2.5 metre into 4 metre into 10 metre​

Answer 1

Answer:

130kg

Explanation:

Total volume of room = 2.5 × 4 ×10

= 100cu.m

Density = 100 × 1.3

= 130kg

Answer 2

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★ Density = Mass/ Volume

Given ,

Mass = 1.3Kg/m^3

Volume of room = (2.5 × 4 × 10)m^3

Mass = 1.3 × 100 = 130Kg

Happy to help !

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