Chemistry, 26.07.2019 03:00 lolomgwtfnvm4
5/3if 87.5 percent of a sample of pure 131 i decays in 24 days, what is the half-life of 131 i?
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Chemistry, 22.06.2019 07:20
Which of these conditions most likely produces an unstable isotope?
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5/3if 87.5 percent of a sample of pure 131 i decays in 24 days, what is the half-life of 131 i?...
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