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Decomposition of H_2O_2 was studied by titration against KMnO_4 solution. It was found that 0.4 mole of H_2O_2 was reduced to 0.2 mole in 20 minutes and to 0.1 mole in 40 minutes and to 0.05 mole after one hour. The order of reaction must be

Answer»

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Solution :As `t_(1//2)` is INDEPENDENT of initial CONC, it is a reactionof 1ST ORDER.


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