Fluorine-18 is a radioisotope widely used in positron emission tomography to investigate brain activity. The half-life is 109.8 minutes. How long will it take for 2.75 µg of 18F to decay to 500 ng? O 270 min O 2.06 x 103 min O 0.290 min O 810 min

Fluorine-18 is a radioisotope widely used in positron emission tomography to investigate brain activity. The half-life is 109.8 minutes. How long will it take for 2.75 µg of 18F to decay to 500 ng? O 270 min O 2.06 x 103 min O 0.290 min O 810 min

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter18: Nuclear Chemistry

Section18.4: Rates Of Disintegration Reactions

Problem 18.5PSP

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Writing and Balancing Nuclear Equations

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Fluorine-18 is a radioisotope widely used in positron emission tomography to investigate brain activity. The half-life is 109.8 minutes.
How long will it take for 2.75 µg of 18F to decay to 500 ng?
O 270 min
O 2.06 x 103 min
O 0.290 min
O 810 min

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