A gas mixture has $30\% O_2, 40\% H_2,$ and $30\% N_2$ with molar volume of $N_2\; 10 L/mole$ at temperature $27^{\circ}C$, what is the partial pressure of $H_2$?

Question

$\begin{array}{1 1} (a)\; 2.4\; atm \\ (b)\; 3.6\; atm \\ (c) \;4.8\; atm \\ (d)\; 6.4\; atm \end{array} $