The rate constant for a first order reaction is 4.606 x 10 …

Chemistry Chemical Kinetics Rate of Reaction Single Correct MCQ

Published on: August 21, 2026

The rate constant for a first order reaction is 4.606 x 10 -3 s -1 . The time required to reduce 2.0 g of the reactant to 0.2 g is:

500s

1000 s

100s

200s

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The correct answer is:

Rate constant of first order is calculated by-

(First order rate equation)

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