Question: A certain reaction is first order, and 540. s after initiation of the reaction, 32.5% of the reactant remains. a. What is the rate constant

A certain reaction is first order, and 540. s after initiation of the reaction, 32.5% of the reactant remains.

a. What is the rate constant for this reaction?

b. At what time after initiation of the reaction will 10% of the reactant remain?

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