Physics, 01.07.2020 15:01 daemonacoster

A radioactive isotope has a half-life of 2 hours. If a sample of the element contains 600,000 radioactive nuclei at 12 noon, how many radioactive nuclei would be left at 6 pm?

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A radioactive isotope has a half-life of 2 hours. If a sample of the element contains 600,000 radioa...