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Chemical Kinetics First-Order Rate Constant

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For a first-order reaction, [A] = 2.0 mol dm⁻³ and Rate = 0.6 mol dm⁻³ s⁻¹. The rate constant is:

Verified Answer & Explanation⌄

Correct Answer: B) 0.3 s⁻¹

Concept Explanation

Rate = k[A], so k = 0.6/2.0 = 0.3 s⁻¹.

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