`20%N_(2)O_(4)` molecules are dissociated in a sample of gas at `27^(@)C` and 760 torr. Calculate the density of the equilibrium mixture.

20% N_(2)O_(4) molecules are dissociated in a sample of gas at 27^(@)C and 1 atm. Calculate the density of the equilibrium mixture.

20% N_(2)O_(4) molecules are dissociated in a sample of a gas at 27^(@)C and 760 torr pressure. The density of the equilibrium mixture is :

20%N_2O_4 molecules are dissociated in a sample of gas at 27^@C and 760 mm hg .calculate the density of equilion mixture.

At 27^(@)C and 2.0 atm pressure, the density of propene gas is :

The density of a gas was found to be 2.92gl^-1 at 27^@C and 2.0 atm. Calculate the molar mass of the gas.