Answer to Question #95561 in General Chemistry for Shelby

Question #95561
If the amount of radioactive iodine-123, used to treat thyroid cancer, in a sample decreases from 0.4 to 0.1 mg in 26.4 h , what is the half-life of iodine-123?
1
Expert's answer
2019-09-30T05:13:41-0400

0.4 1 half life 0.2 2 half life 0.1

26.4 = 2 half life

13.2= 1 half life


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