Chemistry, 21.11.2019 05:31 deadea46

26. your mother will soon undergo some medical testing that will require her to swallow a radioactive

isotope as a tracer. she is nervous about having a radioactive substance in her body even though the

radiologist told her not to worry, as the isotope has a half-life of only 7 minutes. explain to her what

a half-life is, and the significance of the half-life being 7 minutes.

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