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Question

The half-life of a first-order reaction is 20 minutes. What is the rate constant?

Options

Choose one · Correct answer highlighted

Explanation

k = 0.693/t½ = 0.693/20 ≈ 0.03465 min⁻¹ ≈ 3.465 × 10⁻² min⁻¹.

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