Magnesium has three naturally occurring isotopes, two of which are Mg-24 (23.99 amu, 78.99%) and Mg-25...

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Answer #1

Average atomic mass of Mg = 24.305amu -_ . of 3rd Isotopee 100-78.99-10 = 1)-01 24.305 - M, P + M P + M₂ P₂ 24-305 = 23.99x•7

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