Water contaminated with `H_(2)S` can be freed from `H_(2)S` by passing `Cl_(2)` through it.
Channel: Doubtnut
Date: 2020-07-26

Water contaminated with `H_(2)S` can be freed from `H_(2)S` by passing `Cl_(2)` through it. If the `H_(2)S` content in contaminated water is `22` ppm by mass how much `Cl_(2)` is needed to remove all the `H_(2)S` from `2xx10^(2)` gallons of water. `(1 gallon =3.785 litre)`