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Relative Abundance of an Element

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The element Europium exists in nature as two isotopes: 151Eu has a mass of 150.9196 amu, and 153Eu has a mass of 152.9209 amu. The average atomic mass of europium is 151.96 amu. Calculate the relative abundance of the two europium isotopes.

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Solution Summary

This solution calculated the relative abundance of an element based on atomic masses and average atomic mass.

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If the ratio of 151-Eu = x then the ratio of 153-Eu will be 1 - x since they ...

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