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Gallium has two naturally occurring isotopes, 69Ga (isotopic mass. 68.9256 amb) and 71Ga (isotopic mass 70.9247 amu). If gallum has an atomic mass of 69.723

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Gallium has two naturally occurring isotopes, 69Ga (isotopic mass. 68.9256 amb) and 71Ga (isotopic mass 70.9247 amu). If gallum has an atomic mass of 69.723 ami, what is the percent abundance of each isotope? Round each of your answers to 4 significant fligures

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