What is the percentage by mass of copper in copper oxide (CuO)?

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What is the percentage by mass of copper in copper oxide (CuO)?

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Sigridomena 5 months 2021-08-09T20:22:36+00:00 1 Answers 112 views 0

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    2021-08-09T20:23:59+00:00

    Answer:

    79.89%

    Explanation:

    Copper has a molar mass of 63.55

    Oxygen has a molar mass of 16.00

    If you add these you get 79.55

    To get the mass percent of copper divide copper by the whole. 63.55/79.55*100= 79.89%

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