In a corrosion experiment, a gas mixture of $H_{2}S$ and $N_2$ flows in a pipeline. The gas contains $37\%H_{2}S.$ If the flowrate of the $H_{2}S$ is $50k\frac{g}{h},$ what is the mixed gas flowrate in kmol.$h^{-1}$ and $kg.h^{-1}?$