True or False:
1. Gases have no definite shape but a definite volume.
2. According to Charle's Law V1T2 = V2T1
3. Greater the density, greater will be the rate of diffusion.
4. 22.4 ml of every gas at S.T.P. weigh equal to its 1 gm mole.
5. Molecular weight = 2 x vapour density