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Title: Radioactive isotope technetium-99m has a half-life of 6 hours. Help!? Post by: byemarc on Oct 18, 2012 Radioactive isotope technetium-99m has a half-life of 6 hours.What fraction of a sample of technetium-99m remains after 24 hours?
1/4 1/6 1/16 1/24 Title: Radioactive isotope technetium-99m has a half-life of 6 hours. Help!? Post by: sml0920 on Oct 18, 2012 Content hidden
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