Question

Question #9c6e6

Answer 1

You take `1.5L` and make it up to `4.5L`

A good method is to use the formula:

`C_1V_1=C_2V_2`

So `4.5xx1=3xxV_2`

So `V_2=(4.5)/(3)=1.5L`

So you need to take `1.5L` of 3M stock solution and make it up `4.5L`