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einsteindude einsteindude
wrote...
Posts: 5058
9 years ago
Iodine-123, which is used for diagnostic imaging in the thyroid, has a half-life of 13 hours. If 50.0 mg of I-123 were prepared at 8:00 A.M. on Monday, how many mg would remain at 10:00 A.M. on the following day?
A) 50.0 mg
B) 25.0 mg
C) 12.5 mg
D) 6.25 mg
E) 3.13 mg
Textbook 
Conceptual Physical Science

Conceptual Physical Science


Edition: 6th
Authors:
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f_zah1f_zah1
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Posts: 10774
9 years ago
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