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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Chemistry, 22.06.2019 09:00, hellodarkness14
This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.
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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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