Date: Tue Feb 27 08:28:49 2001
Posted By: Peter Grivins, Staff, Radiation and Chemical Safety, Michigan State University
Area of science: Chemistry
ID: 982968530.Ch
Message:
Amy-
I think you may be thinking of the definition of a second. So, here goes:
A second is defined as 9,192,631,770 vibrations of a Cs-133 atom. Hope
this helps!
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