The partial pressure of hydrogen in a flask containing $2 \mathrm{~g} \mathrm{H}_2$ and $32 \mathrm{

Question

The partial pressure of hydrogen in a flask containing $2 \mathrm{~g} \mathrm{H}_2$ and $32 \mathrm{~g} \mathrm{SO}_2$ is

Professor PC Thomas Classes · Answer

$n(H_2) = 1$, $n(SO_2) = 0.5$. Mole fraction of $H_2 = \frac{1}{1.5} = \frac{2}{3}$. Partial pressure is $2/3$ of total.