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Pls help and Thx!! What is considered an object's half-life?
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Pls help and Thx!! What is considered an object's half-life?

User Shawntell
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The rate at which a radioactive isotope decays is measured in half-life. The term half-life is defined as the time it takes for one-half of the atoms of a radioactive material to disintegrate.
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