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Chemistry, 03.11.2020 17:00, mooredollie
An element has two common isotopes. 98.89% of its atoms have an atomic mass of 12.09 amu, whereas the other 1.11% have an atomic mass of 13.10 amu. Using the isotopic composition provided, calculate the average atomic mass of the element.
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An element has two common isotopes. 98.89% of its atoms have an atomic mass of 12.09 amu, whereas th...
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