Time required for 99.9% completion of a first order reaction is _____ time the time required for completion of 90% reaction.(nearest integer).

Name: JEE Advanced Chemistry
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Question

Prashant Kotian · Accepted Answer

Correct answer: .. K = 99.9% 90% 100 100 n n t 0.1 t              t99.9% = t90% n(10 ) n10 t99.9% = t90% × 3

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