Answer:

hi

please mark brilliant

Verified answer

Answer:

Hiii❤

Step-by-step explanation:

Volume of Air = Volume of Dining hall = l×b×h = 50 m × 15 m × 3.5 m = 2625m²

Density of air = 1.30 kg/m³ (=mass/volume)

∴ Mass of air in hall = Density of air × Volume of air

                                =  1.30 kg/m³ × 2625 m² = 3412.5 kg 

Hope it will help u

Be happy ❤