Question: A first-order reaction requires 72 seconds for the reactant concentration to drop to 25% of the initial value. What would be the half-life of this

A first-order reaction requires 72 seconds for the reactant concentration to

A first-order reaction requires 72 seconds for the reactant concentration to drop to 25% of the initial value. What would be the half-life of this reaction? 72 seconds 144 seconds 36 seconds 18 seconds

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