知識(shí)貝殼
知識(shí)貝殼
所屬欄目：英漢雙解化學(xué)
A hydrogen atom in amolecule that enters into a dissociation e-quilibrium when the molecule is dissolvedin a solvent. For example,in ethanoic acid(CH3COOH)the acidic hydrogen is the oneon the carboxyl group,—COOH.當(dāng)分子溶于溶劑時(shí),分子中參與解離平衡的氫原子。例如,在醋酸(CH ......（本文共 241 字 ） [閱讀本文] >>