Biology, 26.09.2021 17:00 gabrielmartinsotr4yl

Plutonium is a radioactive material that has a half-life of 30 million years. It starts off with 100% of it. What percentage (%) of this radioactive material is left after 90 million years?

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Plutonium is a radioactive material that has a half-life of 30 million years. It starts off with 100...

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