Multiple Choice
The half-life of is bromine-80 is 17.6 min. Approximately how long will it take for the activity of this isotope to drop from to 320 mCi to 10 mCi?
A) 70 min
B) 106 min
C) 53 min
D) 88 min
E) 123 mi
Correct Answer:
Verified
Correct Answer:
Verified
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