13. 64 mCi of fluorine-18 (t,/2 ~ 110 min) is produced at 1:00 p.m. How much activity is expected to remain at 6:30 p.m. (5.5 hours later)? * 2.0 mCi 8.0 mCi 11.6 mCi 32 mCi

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Chapter1: Chemical Foundations
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13. 64 mCi of fluorine-18 (t1/2 ~ 110 min) is produced at 1:00 p.m..
How much activity is expected to remain at 6:30 p.m. (5.5 hours
later)?
2.0 mCi
8.0 mCi
11.6 mCi
32 mCi
HIDE ANSWER
Transcribed Image Text:13. 64 mCi of fluorine-18 (t1/2 ~ 110 min) is produced at 1:00 p.m.. How much activity is expected to remain at 6:30 p.m. (5.5 hours later)? 2.0 mCi 8.0 mCi 11.6 mCi 32 mCi HIDE ANSWER
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