... Dung d ch Al2(SO4)3 T n: 1900 5 8-5 8-1 2 - Trang | - Khóa h c -1 : Môn Hóa h c (Th C Dung d ch NH4Cl c Ng c) Dung d ch, s n li D Dung d ch NaCl thi ng 2010) 22 Trong dung d ch: HNO3, NaCl, Na2SO4, ... t dung d ch A K+, Ba2+, OH-, ClB Na+, K+, OH-, HCO3 C Ca2+, Cl-, Na+, CO D Al3+, PO3 , Cl-, Ba2+ thi n sinh C 21 Dung d A Dung d ch CH3COONa Hocmai.vn ng chung c a h c trò Vi t ng 2010) B Dung ... n li c c) A B 12 C 13 c 100 ml dung d ch Z Dung d ch Z có pH D thi i A 2010) 18 Nh t t t ng gi n h t 30 ml dung d ch HCl 1M vào 100 ml dung d ch ch a Na2CO3 0,2M NaHCO3 0,2M, sau ph n c s mol...