The volume strength of `10% w//w H_(2)O_(2)` aqueous solution of specific gravity `0.68` is -

Options

A. `22.4`
B. `11.2`
C. `5.6`
D. `44.8`

Answer

A

Explanation

`10% w//w, d = 0.68 mg//mL`
`M = (10)/(34) xx (0.68 xx 1000)/(100) = 2M`
`V = 11.2 xx M rArr 11.2 xx 2 rArr 22.4`