Question

if the weight of 5.6 litres of a gas at N.T.P is 11gm the gas

Answer 1

22.4L of gas = 1mol

1L= 1/22.4 mol

5.6L = 1/4 mol

let molar mass of gas is M then

5.6L = M/4gm =11gm  (given)

    so M=11*4=44gm

so the gas is N2O