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12 11 25. The percentage by mass of oxygen in Al₂(SO₂), 2H₂O [A1 = 27, S = 32, H = 1,0 = 16] [UTME] (a) 14.29% (c) 50.79% (b) 25.39% (d) 59.25%​
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12 11 25. The percentage by mass of oxygen in Al₂(SO₂), 2H₂O [A1 = 27, S = 32, H = 1,0 = 16] [UTME] (a) 14.29% (c) 50.79% (b) 25.39% (d) 59.25%​

User Ryan Livingston
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Answer: (d) 59.25%

Explanation: :D

User Aatifh
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