# Gas X has a mass of 28.02 amu and gas Y has a mass of 32 amu. Which gas will diffuse faster?

##### 1 Answer

Aug 19, 2016

#### Answer:

The two gases will almost diffuse at the same speed.

#### Explanation:

The root mean square velocity (

where,

If you have two gases, X and Y, the ratio between their

Therefore, the two gases will almost diffuse at the same speed.