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MHT CET 2023 Chemistry question

ChemistryChemical KineticsMHT CET 2023

Time required for 90% completion of a first order reaction is 'x' minute. Calculate the time required to complete 99.9% of the reaction at same temperature.

Answer: (C)

Solution

For a first order reaction . For 90% completion, : . For 99.9% completion, : $t =

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Question ID VK-095199