A gas diffuse `(1)/(5)` times as fast as hydrogen at same pressure. Its molecular weight is

A gas diffuses 1//5 times as fas as hydrogen. Its molar mass is :

The density of a gas at STP is 1.5 g/L. Its molecular weight is

The density of a gas at STP is 1.5 g/L. Its molecular weight is

A gas 'A' having molecular weight 4 diffuses thrice as fast as the gas B.The molecular weight of gas B is -

Under the same conditions, a gas diffuses sqrt(2) times as fast as SO_(2) gas. Find the molecular mass of the gas.

The ratio of the rate of diffusion of a given element to that of helium at the same pressure is 1.4. The molecular weight of the element is

The ratio of the rate of diffusion of a given element to that of helium at the same pressure is 1.4. The molecular weight of the element is

The density of gas A is twice that of B at the same temperature the molecular weight of gas B is twice that of A. The ratio of pressure of gas A and B will be :