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Potassium-42 has a half-life of 12.4 hours. Approximately how much of a1202 mg sample of potassium-42 will be left after 36.8 hours?953 mg153 mg300 mg88

Potassium-42 has a half-life of 12.4 hours. Approximately how much of a1202 mg sample of potassium-42 will be left after 36.8 hours?953 mg153 mg300 mg88 mg

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