A gaseous mixture contains oxygen and nitrogen in the ratio of 1 : 4 by weight. Therefore, …

Question

A gaseous mixture contains oxygen and nitrogen in the ratio  of  1  : 4  by  weight.  Therefore,  the  ratio  of  their number of molecules is

Accepted Answer

C. 7 : 32

A gaseous mixture contains oxygen and nitrogen in the ratio of 1 : 4 by weight. Therefore, the ratio of their number of molecules is