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Calculate the relative abundance

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Reference no: EM132287465

The element rubidium exists in nature as two isotopes: 85Rb has a mass of 84.9118 u, and 87Rb has a mass of 86.9092 u. The average atomic mass of rubidium is 85.47 u. Calculate the relative abundance (as percentages) of the two rubidium isotopes.

Reference no: EM132287465

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