Question

the dimensions of a hall are 10 m x 7 m x 5 m. if the density of air is 1.11 kg m-3 find the mass of air in the hall
its a numerical....

Answer 1

First find the volume of the hall i.e 350 m-3
Then multiply it to the density
(350 × 1.11 )=388.5

Answer 2

Answer:

10×7×5= 350

Now,

350×1.11= 388.5

Done!!