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13 September, 09:14

Calculate the molar mass of Al (OH) 3.

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  1. 13 September, 09:19
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    molecular mass Al (OH) ₃ = 78 amu

    Explanation:

    Molar mass = ∑ atomic masses

    Al (OH) ₃ = > Al + 3O + 3H = 1 (27amu) + 3 (16amu) + 3 (1amu) = (27 + 48 + 3) amu = 78amu*

    *atomic mass units
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