The number of moles of KMnO4 required to react with 5 moles of H2O2 in acidic medium is ?

Answer 1

2(8H+ + MnO4- + 5e- --> Mn2+ + 4H2O)
5(H2O2 --> O2 + 2H+ + 2e-)
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16H+ + 2MnO4- + 5H2O2 --> 2Mn2+ + 5O2 + 8H2O + 10H+

Answer 2

2 moles