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Đốt cháy hoàn toàn 122,6g hỗn hợp X gồm C2H3CHO, C4H5CHO, C5H7COOH và CH3COOH thu được 5,9 mol CO2 và x mol H2O. Giá trị của x là?
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Đốt cháy hoàn toàn 122,6g hỗn hợp X gồm C2H3CHO, C4H5CHO, C5H7COOH và CH3COOH thu được 5,9 mol CO2 v...
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