The correct formula for rates of diffusion of two gases is

If the ratio of the rates of diffusion of two gases A and B is 4:1 the ratio of their density is

If the ratio of the rates of diffusion of two gases A and B is 4:1 the ratio of their density is

If the ratio of the rates of diffusion of two gases A and B is 4 : 1, then what is the ratio of densities of B and A ?

What causes diffusion of gases ?

Write notes on diffusion of Gases.

The ratio of rate of diffusion for two gases is 1 : 2 if their molecular masses :-

The rate of diffusion of respiratory gases is affected by: