Question

The volume of 4 n hcl and 10 in a cell is required to make 1 litre of 6n hcl

Answer 1

Let x be the amount of 4N HCl you need. Therefore, 1-x is the amount of 10N HCl you need.

4x + 10(1-x) = 1(6)

4x + 10 - 10x = 6

- 6x = -4

6x = 4

x = 4/6 = 0.67 L

Therefore, 1-x = 1-0.67= 0.33 L