The first isotope of plutonium discovered was plutonium-238. It is used to power batteries for heart pacemakers.

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The first isotope of plutonium discovered was plutonium-238. It is used to power batteries for heart pacemakers. A sample of plutonium-238 weighing 2.8 × 10–6 g decays at the rate of 1.8 × 106 disintegrations per second. What is the decay constant of plutonium-238 in reciprocal seconds (/s)?
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General Chemistry

ISBN: 978-1439043998

9th edition

Authors: Darrell Ebbing, Steven D. Gammon

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