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Chemical Kinetics — Easy JEE chemistry MCQ

For a first-order reaction, if the rate constant is 0.0693 min⁻¹, the half-life of the reaction is:
  1. A. 5 min
  2. B. 10 min
  3. C. 15 min
  4. D. 20 min

Solution

For a first-order reaction, t₁/₂ = 0.693/k = 0.693/0.0693 = 10 min.

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For a first-order reaction, if the rate constant is 0.0693 min⁻¹, the half-life of the reaction is:
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Chemical Kinetics — Easy JEE Chemistry MCQ | MyGoalPrep