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What is the definition of half-life? the variable rate at which one half of a given radioisotope decays an observable pattern in the order at which one half of a radioisotope decays the time required for
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What is the definition of half-life? the variable rate at which one half of a given radioisotope decays an observable pattern in the order at which one half of a radioisotope decays the time required for one half of a sample of a radioisotope to decay

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Answer: The time taken for the radioactivity to fall to half its original value
User Guillaume Gris
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