# What volume of a #1.5*mol*L^-1# solution is required to deliver a #3.0*mol# quantity of solute?

##### 2 Answers

#### Answer:

#### Explanation:

Look at the problem dimensionally:

we know that

So

OR

We get an answer in

In order to use these quotients, you have to remember the basic definition:

Capisce?

#### Answer:

2 litres.

#### Explanation:

To actually work it out, use the simple relationship

Where M is molarity (or concentration) in moles per

Then simply rearrange for V, so