THE most accurate determinations of the atomic weight of chlorine indicate that on earth this element consists of 76.6 5 per cent. of chlorine of isotopic number 1 (atomic weight = 35) and of 23.3 5 ...
Keepers of precise periodic tables, it’s time to make some changes. The International Union of Pure and Applied Chemistry Commission on Isotopic Abundances and Atomic Weights (IUPAC CIAAW) has issued ...
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