Problem: Gallium consists of two naturally-occurring isotopes, 69Ga and 71Ga, with masses of 68.926 and 70.926 amu, respectively. Given that 69Ga is 60.3% abundant, what is the average molar mass of Ga?

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Gallium consists of two naturally-occurring isotopes, 69Ga and 71Ga, with masses of 68.926 and 70.926 amu, respectively. Given that 69Ga is 60.3% abundant, what is the average molar mass of Ga?

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