Question

What is the mass of the air in a room that has dimensions of 10m x 20m x 4m? Show your work.

Answer 1

@ShailKumar Can you help with this one?

Answer 2

@ikram002p can you help me please i will give you a medal

Answer 3

Wait...

Answer 4

Is density of air in the room given ?

Answer 5

no that is the whole question it has

Answer 6

At room temperature, you can take density = 1.2 kg/m^3

Answer 7

Then, mass = density*volume

Answer 8

Does this help ?

Answer 9

umm not really i thought i had the answer right but it was wrong

Answer 10

Can you calculate the mass using the formula given above ?

Answer 11

I don't know how..

Answer 12

Volume = 10m x 20m x 4m = 800 m^3
mass = density / volume
mass = 1.2 /800 kg
Now calculate mass

Answer 13

1.2 * 800?

Answer 14

1.2 times 800 is that how you find mass?

Answer 15

Yes. I am sorry for that. calculate 1.2 * 800 for mass

Answer 16

960?

Answer 17

is the mass 960 @ShailKumar

Answer 18

Yes. But don't forget mentioning unit of mass. So the answer is 960 Kg.

Answer 19

Thank you @ShailKumar

Answer 20

Can yu help with 2 more and i am finished

Answer 21

Sure but post them separately.

Answer 22

I will right now