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If a radioisotope has a half-life of 4 years, how much remains of a starting amount of 40 grams after 16 years have passed?
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If a radioisotope has a half-life of 4 years, how much remains of a starting amount of 40 grams after 16 years have passed?

User Anton Dozortsev
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4 votes

Answer:

only 2.5 grams will be present after 16 years have passed

User Vihar
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