Polonium has a half-life of 140 days. If we take 20 g of polonium initially then the amount of it that remains after 280 days is

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Polonium has a half-life of 140 days. If we take 20 g of polonium initially then the amount of it that remains after 280 days is
07
Jun
Polonium has a half-life of 140 days. If we take 20 g of polonium initially then the amount of it that remains after 280 days is Polonium has a half-life of 140 days. If we take 20 g of polonium initially then the amount of it that remains after 280 days is June 7, 2021 [...]
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