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Mathematics, 10.03.2021 21:40 jetblackcap

If a radioactive element has a hal-life of 3 hours, then x grams of the element chwindles to 3 grams after 3 hours. If a nuclear reactor has 1200 grams of that radioactive element, find the amount of radioactive material after 9 hours

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If a radioactive element has a hal-life of 3 hours, then x grams of the element chwindles to 3 grams...
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