Rubidium-85 (84.912 u) makes up 72.17% of rubidium, and… | StemPy Lab

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Rubidium-85 (84.912 u) makes up 72.17% of rubidium, and… | StemPy Lab

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Rubidium-85 (84.912 u) makes up 72.17% of rubidium, and rubidium-87 (86.909 u) the rest. What is the average atomic mass of rubidium?

ChemistryMediumHigh School (11–12)Atoms and Molecules › Laws of Chemical Combination A-Level AP IB JEE Main

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Rubidium-85 ( $84.912$ u) makes up $72.17\%$ of rubidium, and rubidium-87 ( $86.909$ u) the rest. What is the average atomic mass of rubidium?

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More onAtoms and Molecules › Laws of Chemical Combination

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