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A particular radioactive isotope has a half-life of 5.0 s. What fraction of the original amount of isotope will remain in a sample after 20.0 s?
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A particular radioactive isotope has a half-life of 5.0 s. What fraction of the original amount of isotope will remain in a sample after 20.0 s?

User Carleigh
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the answer is attached. let me know if you have questions about it
A particular radioactive isotope has a half-life of 5.0 s. What fraction of the original-example-1
User Kamika
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