... nClnnnCNCH2OCH3 CH3OHCOOCH3Cl100A. HCOOH, CH3COOH, CH3CH2COOH B. CH3CH2COOH, HCOOH, CH3COOH C. CH3COOH, HCOOH, CH3CH2COOH D. CH3CH2COOH, CH3COOH, HCOOH 28. Cho phản ... A. CH3COOH < HCOOH < H2 CO 3 < HClO B. HCOOH < CH3COOH < H2 CO 3 < HClO C. HClO < H2 CO 3 < CH3COOH < HCOOH D. H2 CO 3 < CH3COOH < HCOOH < ... lưỡng tính ? A. NH2–CH2–COONa, ClNH3–CH2–COOH , NH2–CH2–COOH B. NH2–CH2–COOH, NH2–CH2–COONH4 , CH3–COONH4 C. CH3–COOCH3 , NH2–CH2–COOCH3 , ClNH3CH2 –CH2NH3Cl...