Fluorine-18 is a radioactive isotope that emits positrons and is used in PET scans (positron emission tomography).
Question:
Fluorine-18 is a radioactive isotope that emits positrons and is used in PET scans (positron emission tomography). It has a half-life of 110 minutes. If a patient is given a 1.5 ng sample of 18F-, how much of the sample in molecules persists after a day?
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Given mass F18 initial 15 ng t 12 110 min t 1 day Find num...View the full answer
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