A solution of 0.4 g sample of `H_(2)O_(2)` reacted with 0.632 g of `KMnO_(4)` in presence of
Channel: Doubtnut
Date: 2020-04-19

A solution of 0.4 g sample of `H_(2)O_(2)` reacted with 0.632 g of `KMnO_(4)` in presence of sulphuric acid. The percentage purity of the sample of `H_(2)O_(2)` is :