Chemistry

Chemistry

Problem

A first order reaction has the rate constant, k=4.6×10−3 s−1k = 4.6 \times 10^{-3} \text{ s}^{-1} . The number of correct statement/s from the following is/are ________. [JEE MAINS - ONLINE - 2023] Given: log⁡3=0.48\log 3 = 0.48 A. Reaction completes in 1000 s. B. The reaction has a half-life of 500 s. C. The time required for 10% completion is 25 times the time required for 90% completion. D. The degree of dissociation is equal to (1−e−kt)(1 - e^{-kt}) . E. The rate and the rate constant have the same unit.

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