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Chemistry, 31.08.2019 14:00 joseperez1224

Suppose that a newly discovered element called centium has three isotopes that occur in nature. these are centium-200, centium-203, and centium-209. assume that these isotopes occur in equal amounts in nature. what will be the average atomic mass of this element?

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Suppose that a newly discovered element called centium has three isotopes that occur in nature. thes...
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