Respuesta :

eladuzguner

Answer:

Here u go

Explanation:

Mass of air in the room m= volume of room×density of air

=(5m×4m×3m)(1.20kgm3)=72kg

Weight of air, W=mg=(72kg)(9.8ms2)=706N.

DaChar

Answer:

person above is correct, i did the work and got the smae answer