A flask contains `10^(20)` atoms of He (At. Mass =4) at S.T.P. (760 mm Hg pressure and 273.15 K). The number of `CO_(2)` molecules (Mol. Mass = 44) present in the same flask under similar conditions of temperature and pressure are

Equal volumes of all gases under similar conditions of temperature and pressure contain equal number of atoms.

Solve A vessel contains X number of molecules of hydrogen gas at a certain temperature and pressure. How many molecules of nitrogen gas would be present in the same vessel under the same conditions of temperature and pressure ?

If 1L of O_(2) at 15^(@)C and 750 mm pressure contains N molecules, the number of molecules in 2 litre of SO_(2) under the same conditions of temperature and pressure will be

If 1L of O_(2) at 15^(@)C and 750 mm pressure contains N molecules, the number of molecules in 2 litre of SO_(2) under the same conditions of temperature and pressure will be

A vessel contains X number of molecule of hydrogen gas at a certain temperature and pressure. How many molecules of oxygen will be present in a vessel of same volume under the same conditions of temperature and pressure? Name the law to justify your answer.

The ratio of the velocity of sound in a monatomic gas to that in a triatomic gas having same molar mass , under similar conditions of temperature and pressure , is ………….

A. Rate of diffusion of H_2 is 1.44 times of He. R: Under similar conditions of temperature and pressure all gases diffuse with same velocity.

A. Rate of diffusion of H_2 is 1.44 times of He. R: Under similar conditions of temperature and pressure all gases diffuse with same velocity.