A quantity of gas is collected in a gradutated tube over the mercury. The volume of the
Channel: Doubtnut
Date: 2020-07-26

A quantity of gas is collected in a gradutated tube over the mercury. The volume of the gas at `20^(@)C` is `50.0 mL` and the level of the mercury in the tube is `100 mm` above the outside mercury level. The barometer reads `750 mm`. Volume at `STP` is