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8.1 days and the thyrold gland. patient drinks a sodium iodide (Nal) solution containing iodine-131 on a Tuesday, how many days will it take for the concentration of iodine-131 to drop to 5.0% of its initial concentration (means Nt =5 and No = 100)? a) 19 days days c) 35 days 4.3 days b) 0.81 d)

8.1 days and the thyrold gland. patient drinks a sodium iodide (Nal) solution containing iodine-131 on a Tuesday, how many days will it take for the concentration of iodine-131 to drop to 5.0% of its initial concentration (means Nt =5 and No = 100)? a) 19 days days c) 35 days 4.3 days b) 0.81 d)

Chemistry: An Atoms First Approach
Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter18: The Nucleus: A Chemist's View
Section: Chapter Questions
Problem 28E
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18. lodine-131 has a half-life of 8.1 days and is used as a tracer for the thyroid gland. If a patient drinks a sodium iodide (Nal) solution containing iodine-131 on a Tuesday, how many days will it take for the concentration of iodine-131 to drop to 5.0% of its initial concentration (means Nt =5 and No = 100)? a) 19 days days c) 35 days 4.3 days b) 0.81 d)
Transcribed Image Text:18. lodine-131 has a half-life of 8.1 days and is used as a tracer for the thyroid gland. If a patient drinks a sodium iodide (Nal) solution containing iodine-131 on a Tuesday, how many days will it take for the concentration of iodine-131 to drop to 5.0% of its initial concentration (means Nt =5 and No = 100)? a) 19 days days c) 35 days 4.3 days b) 0.81 d)
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