calculate the percentage of oxygen in Al(NO3)3​

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calculate the percentage of oxygen in Al(NO3)3​

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Khải Quang 1 year 2021-07-27T15:39:44+00:00 1 Answers 30 views 0

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    2021-07-27T15:40:47+00:00

    Answer;

    4.29%

    Explanation:

    molecular weight of Al(NO3)3 is

    27+(14+16*3)3=213 amu

    total mass of oxygen is 3*3=9 amu

    percentage is 9/213*100=4.25%

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