The relative density of `SO_(2)` gas w.r.t `O_(2)` gas is

What is the vapour density of SO_(3) w.r.t. CH_(4) ?

The relative density of a gas A with respect to another gas B is 2. The vapour density of the gas B is 20, the vapour density of the gas A is:

The relative density of a mixture of CO_(2)(g) and H_(2)O(g) w.r.t. gaseous hydrogen atoms is 30. The mol% of the CO_(2) is

Calculate the density of N_(2) gas at S.T.P. ?

What is density of SO_(2) gas at 27^(@)C and 2 atmospheric pressure ? (At. Wts. S=32, O=16, R=0.0821 L atm K^(-1)mol^(-1) )

A container contains O_(2) , He and SO_(2) gases such that mass of SO_(2) is double the mass of O_(2) and mass of He is half the mass of O_(2) gas. The mole fraction of SO_(2) gas in the mixture is:

The density of a sample of SO_(3) gas is 2.5 g/L at 0^(@) C and 1 atm . It's degree of dissociation into SO_(2) and O_(2) gases is :