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A first-order decomposition reaction has a rate constant of 0.0069 yr^-1. How long does it take for [reactant] to reach 12.5% of its original value? Be sure to report your answer to the correct number of significant figures. yr
![](https://prealliance-textbook-qa.oneclass.com/qa_images/homework_help/question/qa_images/112/11210891.jpeg)
A first-order decomposition reaction has a rate constant of 0.0069 yr^-1. How long does it take for [reactant] to reach 12.5% of its original value? Be sure to report your answer to the correct number of significant figures. yr
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Hubert KochLv2
6 Aug 2019
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