Fluorine-18 undergoes positron emission with a half-life of 110 minutes. If a patient is given a 248 mg dose for a PET scan, how long will it take for the amount of fluorine-18 to drop to 31 mg? (Assume that none of the fluorine is excreted from the body.) O 550 minutes O 330 minutes 440 minutes O 220 minutes 110 minutes
Fluorine-18 undergoes positron emission with a half-life of 110 minutes. If a patient is given a 248 mg dose for a PET scan, how long will it take for the amount of fluorine-18 to drop to 31 mg? (Assume that none of the fluorine is excreted from the body.) O 550 minutes O 330 minutes 440 minutes O 220 minutes 110 minutes
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Fluorine-18 undergoes positron emission with a half-life of 110 minutes. If a patient is given a 248 mg dose for a PET scan, how long will it take for the amount of fluorine-18 to drop to 31 mg? (Assume that none of the fluorine is excreted from the body.)
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Transcribed Image Text:Fluorine-18 undergoes positron emission with a half-life of 110 minutes. If a patient
is given a 248 mg dose for a PET scan, how long will it take for the amount of
fluorine-18 to drop to 31 mg? (Assume that none of the fluorine is excreted from
the body.)
550 minutes
O 330 minutes
O 440 minutes
O 220 minutes
110 minutes
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