Chemistry, 15.12.2020 19:20, abilovessoftball

Calculate the average atomic mass of a sample of antimony that is 57.21% antimony-121 (120.938 amu) and 47.79% antimony-123 (122.904 amu).

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Calculate the average atomic mass of a sample of antimony that is 57.21% antimony-121 (120.938 amu)...