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20 April, 15:59

A chemist determined by measurements that 0.0450 moles of gold participated in a chemical reaction. Calculate the mass of gold that participated in the chemical reaction.

Be sure your answer has the correct number of significant digits.

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  1. 20 April, 16:11
    0
    8.86 g

    Explanation:

    Molar mass gold = 196.97 g/mol

    196.97 g/mol * 0.0450 mol ≈ 8.86 g
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