Question
Asked Feb 4, 2020
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The rate constant for the first-order reaction below is 0.0718  s–1.

A --> B

If the reaction is begun with an initial concentration of A equal to 0.95 M, what is the concentration of A after 38.02 s?

______ M

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Expert Answer

Step 1

The rate equation for first order reaction is:

Chemistry homework question answer, step 1, image 1
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Step 2

Given,

Chemistry homework question answer, step 2, image 1
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Step 3

Substitute the given values in the...

Chemistry homework question answer, step 3, image 1
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