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Chemistry, 05.02.2020 06:46 kiani46

An element has two isotopes. one has a mass of 5.03 amu and an abundance of 25%, the other has a mass of 7.20 amu and an
abundance of 75%. what is the average atomic mass of the element?

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An element has two isotopes. one has a mass of 5.03 amu and an abundance of 25%, the other has a mas...

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