A box of 1 l capacity is divided into two equal compartments by a thin partition, which is filled with 2 g hydrogen and 16 g methane, respectively. The pressure in each compartment is recorded as atm.

Question

A box of 1 l capacity is divided into two equal compartments by a thin partition, which is filled with 2 g hydrogen and 16 g methane, respectively. The pressure in each compartment is recorded as $P$ atm. The total pressure when the partition is removed will be

Prashant Kotian · Accepted Answer

Correct answer: A. Compartment A: 1 mol in 0.5L has pressure P. Combined: 2 mol in 1.0L has pressure 2RT/1.0 = P. Therefore, correct answer is A.

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