Answered

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

Sagot :

sampadaGautam

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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