anonymous1813
21.09.2020 •
Chemistry
Polonium-214 has a relatively short half-life of 164 seconds. How many seconds would it take for 8,0 g of this isotope to decay to 0.25 g?
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Ответ:
820 Seconds Or 5 Periods
Explanation:
Ответ:
chlorine's 2nd orbit also have 8 electrons
Explanation:
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