Chemical Sciences: A Manual for CSIR-UGC National Eligibility Test for Lectureship and JRF/Nominal mass

The nominal mass is the integer mass of the most abundant naturally occurring stable isotope of an element. The nominal mass of a molecule is the sum of the nominal masses of the elements in its empirical formula. Isotopic distributions in mass spectra of large molecules Analytical Chemistry 1983 James Yergey David Heller, Gordon Hansen, Robert J. Cotter, and Catherlne Fenselau 55 353–356 http://www.umiacs.umd.edu/~nedwards/teaching/BCHM676_Spring_2006/papers/ac00253a037.pdf PDF 2007-09-04 10.1021/ac00253a037 H2O = 18 References