`10` g sample of `H_2O_2` just decolorizes `100` ml of `0.1 MKMnO_4` in acidic medium. Find percentage by mass of `H_2O_

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Q 1139245112.     `10` g sample of `H_2O_2` just decolorizes `100` ml of `0.1 MKMnO_4` in acidic medium. Find percentage by mass of `H_2O_2` in the sample.
A

`7.6`

B

`1.8`

C

`3.8`

D

`8.5`

HINT


Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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