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18-02-2019
Chemistry

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Molecular iodine, i2(g), dissociates into iodine atoms at 625 k with a first-order rate constant of 0.271 s−1. part a part complete what is the half-life for this reaction?

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superman1987 superman1987

27-02-2019

Answer:

2.775 s.

Explanation:

The half-life time for a first order reaction = 0.693 / k.

Where, k is the rate constant of the reaction.

∴ The half-life time = 0.693 / k = (0.693) / (0.271 s⁻¹) = 2.775 s.

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