Question

Calculate the volume of water required to make 0.2 M solution of HCl from 1 M 200 ml solution of HCL ?

(1) 800
(2) 600
(3) 400
(4) 200​

Answer 1

Explanation:

ANSWER

Moles of HCl= 6×0.300+1×0.200=2 mol.

Volume of the solution is 1 L.

So, molar concentration of [H

+

] ion =

1

2

=2 M