# What is the molar mass of a gas if a 40.0-gram sample of the gas occupies 11.2 liters of space at STP?

##### 1 Answer

Mar 11, 2016

#### Answer:

#### Explanation:

For this solution one would use the variation of the Ideal Gas Law

The density can be found by dividing the mass by the volume.

The STP values (standard temperature and pressure) are 1 atm and 273 K.