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Pure Appl. Chem., Vol. 70, No. 1, pp. 237-257, 1998.
History of the recommended atomic-weight values* Carbon Z E Year Ar(E) U[Ar(E)] D[Ar(E)] D[Ar(E)] U[Ar(E)] 6 C 1882 12.00 0.1 -0.011 -0.11 1894 12 3 -0.011 -0.004 1896 12.01 0.03 -0.0007 -0.023 1898 12.00 0.03 -0.011 -0.36 1916 12.005 0.003 -0.0057 -1.9 1925 12.000 0.003 -0.0057 -3.6 1931 12.00 0.03 -0.011 -0.36 1937 12.01 0.03 -0.0007 -0.023 1938 12.010 0.003 -0.0007 -0.23 1953 12.007 0.003 -0.0037 -1.23 1961 12.01115 0.00005 0.00045 9 1969 12.011 0.001 0.0003 0.3 1995 12.0107 0.0008 > Return to list or table of elements Ref. History of the recommended atomic-weight values from 1882 to 1997: a comparison of differences from current values to the estimated uncertainties of earlier values, Pure Appl. Chem., Vol. 70, No. 1, pp. 237-257, 1998. Page last modified 7 June 2000 Copyright © 1997-2000 International Union of Pure and Applied Chemistry. Questions or comments about IUPAC, please contact the Secretariat. Questions regarding the website, please contact [email protected].
History of the recommended atomic-weight values*
Carbon
> Return to list or table of elements Ref. History of the recommended atomic-weight values from 1882 to 1997: a comparison of differences from current values to the estimated uncertainties of earlier values, Pure Appl. Chem., Vol. 70, No. 1, pp. 237-257, 1998.
> Return to list or table of elements
Ref. History of the recommended atomic-weight values from 1882 to 1997: a comparison of differences from current values to the estimated uncertainties of earlier values, Pure Appl. Chem., Vol. 70, No. 1, pp. 237-257, 1998.
Page last modified 7 June 2000 Copyright © 1997-2000 International Union of Pure and Applied Chemistry.
Questions or comments about IUPAC, please contact the Secretariat. Questions regarding the website, please contact [email protected].