... =C(NH2)-COOH w w w C CH3-CH(NH2)-COOH B H2N-CH=CH-COOH D H2N-CH2-CH2-COOH Gii: HOOC - R - NH2 + HCl HOOC -R-NH3Cl mHCl = m mui - maminoaxit = 0,365 gam mHCl = 0,01 (mol) Footer Page of 16 www.facebook.com/groups/TaiLieuOnThiDaiHoc01 ... hp Y l: Cõu 40: X l mt -aminoaxit ch cha nhúm -NH2 v nhúm -COOH Cho 0,445 gam X B CH3-CH(NH2)-COOH C H2N-CH2-CH2-COOH D H2N-CH=CH-COOH uO nT hi D A H2N-CH2-COOH phn ng va vi NaOH to 0,555 gam ... gam cht hu c a chc Y Cụng thc cu to thu gn ca Y l: ie gam v c iL A OHC-CH2-CH2-CHO B OHC-CH2-CHO D OHC-CO-CH3 Ta C CH3-CO-CO-CH3 Cõu 7: Cho 26,80 gam hn hp KHCO3 v NaHCO3 tỏc dng ht vi dung dch...