Question

How much water should be added to 1 L of 1M KOH solution to make it 0.2M KOH solution?

Answer 1

Answer:

5 L

Explanation:

M1 = 1M

M2 = 0.2 M

V1=1 L

V2=?

So by the formula=

M1V1 = M2V2

Keeping values. So

(1)(1) = (0.2)(V2)

V2 = 5 L

I hope the answer is helpful !