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Sentences with phrase «primordial nuclide»
Lead - 204 is entirely
a primordial nuclide
and is not a radiogenic nuclide.
http://myintimcity.com/
Uranium - 235 is the only fissile radioactive isotope which is
a primordial nuclide
existing in the nature in its present form since before the creation of Earth.
http://www.chemistrylearner.com/
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