Question

What is the mass of air in a
room measuring 10.0m x 5.
2m x
2.5m, if the density of air
is 1.3 kgm^3​

Answer 1

Answer:

First we will find the volume of the room

10×5×2 m =100 m cube

Then , mass =density ×volume

mass= 1.3 kg/m × 100 m cube

= 13/10×100

=130 kg