Question

Calculate the volume of $20g$ of $H_2$ at NTP.

Answer 1

At NTP , $2$ $g$ of $H_2$ occupies $22.4$ $L$ of volume

$20$ $g$ of $H_2$ occupies $X$ $L$

Hence $X=\frac{20\times 22.4}{2}=224$ $L$