... thu gn - C2H2 -> A -> C2H50H -> C2H40 -> C2H302NH4 - C2H2 -> B -> C2H402 -> C2H500CCH3 -> C -> CH4 - C2H2 -> C2H3Cl -> B -> D -> CH2=CH0C2H5 - C2H2 -> C2H4Cl -> B -> C2H402 -> CH2=CH00CCH3 -> PVA ... chuyn theo chiu no? (Cho H=1, C=12, N=14, O=16, Na=23, S=32, K =39, Fe=56; Zn=65, Ba =137) - - - Ht - - Kè THI CHN HC SINH GII NG BNG SễNG CU LONG LN TH 13 TI AN GIANG THI MễN HểA HC Thi gian ... (0,10M), Mg2+ (0,01M), Zn2+ (0,10M), Ba2+ (0,01M) v H+ (1,00M) Hi anion no s cỏc ion SO4 2-, NO 3-, Cl-, S 2-, HSO3 2- cú th cú mt dung dch A? Ti sao? Thờm NH3 c vo dung dch A cho nng NH3 t [NH3]=1M (...