Physics, 14.04.2020 20:26, jzz88

2. Beryllium (Be) and Fluorine (F) have only one stable isotope. Use the sim and the periodic table to complete the following table:
Element Mass of 1 atom Average mass of 2 atoms (sim) Average mass of 3 atoms (sim) Atomic mass
(periodic table)
Beryllium (Be) 9.01218 amu

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2. Beryllium (Be) and Fluorine (F) have only one stable isotope. Use the sim and the periodic table...