Calculating Maximum Air and Oxygen Amount in a Breathing Apparatus Cylinder?

[$hortix]

Homework Statement

A breathing apparatus cylinder has a pressure of 204 bars and a water volume of 8 litres. Calculate the maximum amount of air in this cylinder at this pressure?

Homework Equations

The Attempt at a Solution

204 bar x 8 litres = 1632 litres?

 

[voko]

That formula makes no sense. The left hand side is in bar x litres, the right hand side is in just litres.

Besides, in what units do we really measure "amount" of gases (or any other substance)?

 

[$hortix]

Hi voko, thanks for your reply i know it makes no sense hence the ? At the end. The question posted is word for word. Do you have any sloutions for the problem? thanks

 

[voko]

We don't give you solutions in the forum. It is against the rules. We try to help you figure it out. My question in #2 is a hint for you.