Chemistry, 05.05.2020 23:04 trinityrolle529

- Suppose that a newly discovered element called centium has three isotopes that occur in
hese 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
hese...