anacecilianr7508 anacecilianr7508

14-05-2023
Physics

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many medical pet scans use the isotope 18f, which has a half-life of 1.8 h . a sample prepared at 10:00 a.m. has an activity of 27 mci . What is the activity at 1:00 p.m., when the patient is injected?

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