01 mole of an organic compound (X) containing 10% hydrogen, on complete combustion produced 0.9 g H_2 O. Molar mass of ( X ) is ____ g mol^-1.

$\displaystyle 01$ mole of an organic compound $\displaystyle (X)$ containing $\displaystyle 10$% hydrogen, on complete combustion produced $\displaystyle 0.9 \mathrm{~g} \mathrm{H}_2 \mathrm{O}$. Molar mass of $\displaystyle (\mathrm{X})$ is $\displaystyle \_\_\_\_$ $\displaystyle \mathrm{g} \mathrm{mol}^{-1}$.