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Q.

How many moles of KMnO4 are needed to oxidise a mixture of 1 mole of each FeSO4 and FeC2O4 in acidic medium?

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An Intiative by Sri Chaitanya

a

54

b

53

c

34

d

45

answer is A.

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Detailed Solution

The number of moles of KMnO4 can be calculated as,

n×5=1×1+1×3

N= 45

Thus, the correct option is 45

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