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Biology, 21.07.2019 23:00 mhurtado143
Flourine 23 has a half-life of 2.2 seconds. how much of a 400 g sample would be left after 11 seconds ?
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Flourine 23 has a half-life of 2.2 seconds. how much of a 400 g sample would be left after 11 second...
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