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OpenStudy (anonymous):
Find the weighted average mass for the following elements and identify the element by its mass. Problem A Mass(amu) Abundance Isotope A: 49.946 4.35% Isotope B: 51.941 83.79% Isotope C: 52.941 9.50% Isotope D: 53.939 2.37% Problem B Isotope A: 84.912 72.17% Isotope B: 86.909 27.83%
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