The element antimony exists in nature as two isotopes: 121Sb has a mass of 120.9038 u and 123Sb has a mass of 122.9042 u. The average atomic mass of antimony is 121.76 u. Calculate the relative abundance of the two antimony isotopes.

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Chapter3: Stoichiometry
Section: Chapter Questions
Problem 43E: The element europium exists in nature as two isotopes: 151Eu has a mass of 150.9196 u and 153Eu has...
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The element antimony exists in nature as two isotopes: 121Sb has a mass of 120.9038 u and 123Sb has a mass of 122.9042 u. The average atomic mass of antimony is 121.76 u. Calculate the relative abundance of the two antimony isotopes.

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