Question

A vessel contains equal number of moles of helium and methane through a small orifice the harp of gas refused out the ratio of number of mole of helium and methane remaining in vessel is

Answer 1

Explanation:

Hence, in a given time, the number of the moles of helium that diffuse in a given time is one half the number of moles of methane that diffuse in the same time. The ratio of the number of mole of Helium and methane remaining in the vessel is 1:2.