Question

The molarity of $H_2{O}_2$ solution having volume strength of $28$ $volume$ is $Xmol/L$ . Calculate the value of $2X$ ?

Answer 1

Answer: 5

Volume strength $=11.2\times$ Molarity
$\therefore$ Molarity $=\frac{\text{ Volume strength }}{11.2}$
$=\frac{28}{11.2}=2.5M=2X=5$