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Physics, 20.02.2020 06:01 allisongallion23
An unknown element is found to have two naturally occurring isotopes, 200X and 210X with atomic masses of 200.028 and 210.039 respectively. If the percent abundance of 200X is 40.00%, what is the average atomic mass of X.
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An unknown element is found to have two naturally occurring isotopes, 200X and 210X with atomic mass...
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