Magnesium has three stable isotopes. The most commonly occurring isotope, 24 Mg, has an isotopic mass of 23.985 u and makes up 78.99 % of naturally occurring magnesium atoms. The isotope 25 Mg makes up 10.00 % of magnesium atoms and has an isotopic mass of 24.986u. The isotope 26 Mg makes up 11.01 % of magnesium atoms and has an isotopic mass of 25.983 u. Using the isotopic composition provided, calculate the average atomic mass of magnesium.
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Magnesium has three stable isotopes. The most commonly occurring isotope, 24 Mg, has an isotopic mas...
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