At S.T.P., the density of nitrogen monoxide is

Density of carbon monoxide is maximum at

The density of nitrogen gas is maximum at:

In Dumas method 0.5 g of an organic compound containing nitrogen gave 112 ml of nitrogen at S.T.P The percentage of nitrogen in the given compound is

Calculate the root mean square speed of one gram molecule of hydrogen at S.T.P. Given that the density of hydrogen at S.T.P. Is 0.09kg m^-3 and R =8.31 J mole^-1 K^-1 .

Calculate the speed of sound in hydrogen at N.T.P., if density of hydrogen at N.T.P. is 1//16^(th) of air. Given that the speed of sound in air is 332 m/s.