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Chemistry, 13.08.2019 06:10 QuestionsAnsweredNow

The two naturally occurring isotopes of antimony, 121sb (57.21 percent) and 123sb (42.79 percent), have masses of 120.904 and 122.904 amu, respectively. what is the average atomic mass of sb? (a) 121.90 amu (b) 122.05 amu (c) 121.76 amu (d) 121.34 amu (e) 122.18 amu

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The two naturally occurring isotopes of antimony, 121sb (57.21 percent) and 123sb (42.79 percent), h...

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