University of Oklahoma-CHEG Chegg Study l Guided Solutio Addison d www.sapinglea

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University of Oklahoma-CHEG Chegg Study l Guided Solutio Addison d www.sapinglearning.com/ib.scms/mod/ibis/view.php?id=3871613 My Assignment Resources Attempts Score 11/27/201 7 11:55 PM 01.93 Gradebook Assignment # PrintCalculator Periodic Table n 10 of 10 Available Fron Due Date: Points Possibl Grade Catego Description: Policies: Solutions Afte Sapling Learning Map A reactant decomposes with a half-life of 151 s when its initial concentration is 0.382 M. When the initial concentration is 0.731 M, this same reactant decomposes with the same half-life of 151 s. What is the order of the reaction? You can chec You can view You have five There is no p What is the value and unit of the rate constant for this reaction? eTextbook 10 119.89 OHelp With T Web Help & There is additional feedback Technical Su View this feedback bottom divider bar. Click on the divider bar again to hide the additional feedback. on the Previous Try Again Next Exit What Makes Marriage pdf Show All x

Explanation / Answer

since half life is not changing, it is 1st order reaction

we have:

Half life = 151 s

use relation between rate constant and half life of 1st order reaction

k = (ln 2) / k

= 0.693/(half life)

= 0.693/(151)

= 4.59*10^-3 s-1

Answer: 4.59*10^-3 s-1

Feel free to comment below if you have any doubts or if this answer do not work. I will edit it if you let me know

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