# What would be the concentration of a solution made by diluting 45.0 mL of 4.2 M KOH to 250 mL?

##### 1 Answer

Apr 8, 2017

#### Answer:

As always,

#### Explanation:

And here (i) we calculate the

And then (ii) we divide this value by the NEW volume of solution:

The volume has increased approx. fivefold, and hence the concentration decreases approx. fivefold........