C
cip119211
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Ancol X no , đa chức , hở ( nhóm Oh ít hon so C ) . đốt cháy 0,1 mol X cần dùng 12.32l O2 . Mặc khác , dd chứa X hòa tan dc Cu(OH)2 ở nhiet do thường tạo đ xanh lam . X có bao nhieu CTCT ??
A.6 B.4 C.5 D.3
Ancol X no , đa chức , hở ( nhóm Oh ít hon so C ) . đốt cháy 0,1 mol X cần dùng 12.32l O2 . Mặc khác , dd chứa X hòa tan dc Cu(OH)2 ở nhiet do thường tạo đ xanh lam . X có bao nhieu CTCT ??
A.6 B.4 C.5 D.3