30 g of KMnO4 sample containing inert impurity is completely reacted with 60 ml of 56 volume of H O in acidic medium then what

Question

30 g of KMnO4 sample containing inert impurity is completely reacted with 60 ml of 56 volume of H O in acidic medium then what is the 2 percentage purity of KMnO4 Molecular weight of KMnO4 158 1 35 5 2 36 8 63 2 CA FO

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