a vessel contain He gas at 20 atm and CH4 gas at 'P' atm. When a pinhole is made in the gases, the gases out initially contains 80% He gas by mole the value of 'P' is

a vessel contain He gas at 20 atm and CH4 gas at 'P' atm. When a pinho

1.	a vessel contain He gas at 20 atm and CH4 gas at 'P' atm. When a pinhole is made in the gases, the gases out initially contains 80% He gas by mole the value of 'P' is
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