Chemistry, 19.01.2021 21:30, nicollexo21
Rubidium is a soft, silvery-white metal that has two common isotopes: rubidium-85 and rubidium-87. The actual mass of rubidium-85 is 84.91179 amu. The atomic mass of rubidium is 85.47 amu. If the abundance of rubidium-85 is 72.17% and the abundance of rubidium-87 is 27.83%, what is the actual mass of rubidium-87
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Rubidium is a soft, silvery-white metal that has two common isotopes: rubidium-85 and rubidium-87. T...
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