Chemistry, 25.08.2021 01:10, katyym80

This exercise will lead you to verify that the average atomic mass of magnesium is 24.31 amu, based on the following information: isotope mass (amu) percent abundance
24Mg 23.985042 78.99%
25Mg 24.985837 10.00%
26Mg 25.982593 11.01%
The average atomic mass is the weighted average of the atomic masses of all isotopes.
What is the fractional abundance of 24Mg?

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