The vapour density of a mixture containing `N_(2) (g) and O_(2) (g)` is 14.4. The percentage of `N_(2)` in the mixture is :

The vapour density of a mixture containing NO_2 and N_2 O_4 is 27.6 . The mole fraction of N_2 O_4 in the mixture is :

The vapour density of a maxture containing NO_2 and N_2 O_4 is 27.6 . The mole fraction of N_2 O_4 in the mixture is :

The vapour density of a maxture containing NO_2 and N_2 O_4 is 27.6 . The mole fraction of N_2 O_4 in the mixture is :

The vapour density of a mixture containing NO_2 and N_2O_4 is 27.6. The mole fraction of NO_2 in the mixture is

Vapour density of mixture of NO_(2) and N_(2) O_(4) is 34.5 , then percentage abundance of NO_(2) in mixture is

Vapour density of mixture of NO_(2) and N_(2) O_(4) is 34.5 , then percentage abundance of NO_(2) in mixture is

The vapoour density of a mixture containing NO_(2) and N_(2)O_(4) is 38.3 at 300 K. the number of moles of NO_(2) in 100 g of the mixture is approximately