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Calculate the average atomic mass of element X. Show your work.
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Calculate the average atomic mass of element X. Show your work.

Calculate the average atomic mass of element X. Show your work.-example-1
Calculate the average atomic mass of element X. Show your work.-example-1
Calculate the average atomic mass of element X. Show your work.-example-2
User Hasina
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Step-by-step explanation:

19.9924×90.48/100+20.9938×0.27/100+21.9914×9.25/100

=20.1800 average amu

User Lizbeth
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