Antimony has 2 naturally occurring isotopes. the mass of antimony-121 is 120.904 amu and the mass of antimony-123 is 122.904 amu. using the average atomic mass from the periodic table, find the abundance of each isotope. (remember that the sum of the two abundances must be 100. show your work.)
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Antimony has 2 naturally occurring isotopes. the mass of antimony-121 is 120.904 amu and the mass of...
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