calculate the percentage of oxygen in Al2(SO4)3
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Answer:There is 61.538% oxygen in Al2(SO4)3.
Explanation:
Wt. Of oxygen in the compound=12*16 = 192 amu.
Total Wt. Of the compound=2*12+3*32+12*16=312 amu.
Thus, percent of oxygen=Wt of oxygen/total Wt. Of compound *100
=192/312 * 100=61.538%. Ans.
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