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Chemistry, 01.09.2019 03:30 EthanIsHyper

Magnesium has three isotopes. magnesium-24 has a mass of 23.9850 amu and an abundance of 78.9%, magnesium-25 has a mass of 24.9858 amu and an abundance of 10.0%, and magnesium-26 has a mass of 25.9826 amu. what is the average atomic mass of magnesium?

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