Mathematics, 03.12.2021 01:00 Gabby1128

Neptunium-239 has a half-life of 2.35 days. How many days must elapse for a sample of 239Np to decay to 2.00% of its original quantity

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Neptunium-239 has a half-life of 2.35 days. How many days must elapse for a sample of 239Np to decay...

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