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Mathematics, 29.07.2019 02:00 cecem58
The half-life of a radioactive substance is the average amount of time it takes for half of its atoms to disentegrate. suppose you started with 200 grams of a substance with a half-life of 3 minutes. how may minutes have passed if 25 grams now remain? explain your reasoning.
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The half-life of a radioactive substance is the average amount of time it takes for half of its atom...
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