The reaction A ? B is first order in [A]. Consider the following data. time (s) | [A] (M) 0.0 | 1.60 10.0 | 0.40 20.0 | 0.10 7) The rate constant for this reaction is .13 s?.
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Since the data shows that the rate is proportional to the concentration of A raised to the power of 1 (i.e., first order), we can use the integrated rate law for a first-order reaction: ln([A]t/[A]0) = -kt where [A]t is the concentration of A at time t, [A]0 is Show more…
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