An element found in another galaxy exists as two isotopes. If 80.0% of the atoms have an

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An element found in another galaxy exists as two isotopes.

If 80.0% of the atoms have an atomic mass of 80.00 atomic mass units and the other 20.0% have an atomic mass of 82.00 atomic mass units, what is the approximate atomic mass of the element?

(a) 80.4 amu

(b) 81.0 amu

(c) 81.6 amu

(d) 64.0 amu

(e) 16.4 amu

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Conceptual Integrated Science

ISBN: 9780321818508

2nd Edition

Authors: Paul G Hewitt, Suzanne A Lyons

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Question Posted: Mar 30, 2024 10:00 PM

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An element found in another galaxy exists as two isotopes. If 80.0% of the atoms have an

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Conceptual Integrated Science

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