1 calculate the half-life in s of a first-order reaction, Ask an Expert

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1) Calculate the half-life (in s) of a first-order reaction ifthe concentration of the reactant is 0.0782 M 25.2 s after the reaction starts and is 0.0285 M 56.3 s after the reaction starts.

2) Suppose the half-life is 20.3 s and the reactantconcentration is 0.0776 M 57.8 s after the reaction starts. How many seconds after the start of the reaction does it take for the reactant concentration to decrease to 0.0237 M?

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Category:- Chemistry
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