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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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jayjayhussle310 jayjayhussle310
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5 years ago
Carbon-11 is used in medical imaging.  The half-life of this radioisotope is 20.4 min.  What percentage of a sample remains after 60.0 min?
A) 71.2
B) 5.28
C) 13.0
D) 34.0
E) 2.94
Textbook 
Chemistry: A Molecular Approach

Chemistry: A Molecular Approach


Edition: 4th
Author:
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vivianlivivianli
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5 years ago
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jayjayhussle310 Author
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5 years ago
You make an excellent tutor!
Mcb
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Yesterday
Helped a lot
Shuqin
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2 hours ago
Smart ... Thanks!
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