What is the average atomic mass of the element?
An element, X, has two isotopes, X-14 and X-15. Use the data in the table to find the average atomic mass of element X.
Isotope Atomic Mass Abundance (%)
X-14 14.003 99.636
X-15 15.000 0.364
The average atomic mass of element X is
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What is the average atomic mass of the element?
An element, X, has two isotopes, X-14 and X-15. Use...
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