For the reaction A - products, successive half-lives are observed to be 80.0, 40.0, 20.0 and 10.0 min for an experiment in which [A]o = 0.0647 M. Calculate the concentration (in units of M), of A at 120 min. Answer: 0.0015709

For the reaction A - products, successive half-lives are observed to be 80.0, 40.0, 20.0 and 10.0 min for an experiment in which [A]o = 0.0647 M. Calculate the concentration (in units of M), of A at 120 min. Answer: 0.0015709

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter11: Rate Of Reaction

Section: Chapter Questions

Problem 87QAP: A drug decomposes in the blood by a first-order process. A pill containing 0.500 g of the active...

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Question

For the reaction A – products, successive half-lives are observed to be 80.0, 40.0, 20.0 and 10.0 min for an
experiment in which [A]o = 0.0647 M. Calculate the concentration (in units of M) of A at 120 min.
Answer: 0.0015709
The correct answer is: 0.0162

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