The iodine isotope 131/531 is u sed in hospitals for diagnosis of thyroid function. If 682g are
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(a) Immediately,
(b) 1.0h later when the thyroid is being tested, and
(c) 6 months later. Use Appendix b.
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The decay constant is 0693 0693 T 802 days 24hday 3600sh The initial number of nuclei is 6...View the full answer
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