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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Diễm Kiều 4 years 2021-07-27T15:42:02+00:00 1 Answers 2 views 0

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  1. minhkhue
    0
    2021-07-27T15:43:57+00:00
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    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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