# Question #72788

##### 1 Answer

May 3, 2016

#### Answer:

The aqueous tension is

#### Explanation:

In order to find the **aqueous tension** (or vapour pressure) we can first figure out what pressure would the dry gas exert at

Since the number of mole is constant, we can use the following expression to find the new pressure

Therefore, the vapour pressure or **aqueous tension** would be found by: