Physics, 06.10.2019 06:30 KarenH3512

americium-241 is a radioactive substance used in smoke detectors. the half life of americium is 432 years. if a smoke detector initially contains 1 gram of americium 241, how much will remain in 432 years?

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americium-241 is a radioactive substance used in smoke detectors. the half life of americium is 432...