Quote:
Originally posted by Randy Holmes-Farley
There are different isotopes of strontium. The normal ones in seawater are not radioactive. They vary with different numbers of neutrons in the nucleus.
The isotopes and percentage in seawater are:
Sr88 82.56%
Sr86 9.86%
Sr87 9.02%
Sr84 0.56%
The primary radioactive one is Sr90.
It has a half life of 28 years.
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28 years!
Yikes. sounds like some dangerous stuff. spitting out particles left and right.