... dung dich mud'i: C% = ±tMil.ioo% = 11 ,96 % 199 ,6 +a Giai dugc a = 11 (gam) 2.15 Dap an dung la D 11 Phuang trinh hoa hoc: mol HI m^j = 200 + a - 0,2.2 - 199 ,6 + a - i ^ = 27-> M la nh6m (Al) 0,067 ... yCO ^ xFe + yCOj mo=nip,„ - m p ^ - - 2 , = 9, 6(gam) ' + yO 56x ' ' 16y 22,4g 9, 6g 56x 16y 224 " "96 " X ^ y " ' ^^^Ov Zn + Cu(NO02->Zn(NO,)2+Cu>l J Theo d^ bai, ta c6: (1) Zn + Pb(NO,),->Zn(N03),+Pb>l ... +xH2SO,^X,(SO,),+XH2O 98 x gam Khd'i lugfng dung dich axit = (1) II BAI T A P T L / L U A N 2.33 - X la clo (CI2) mol = 98 0.x (gam) - Tinh s6' mol cac cha't: n^,„o, = — N6ng d6 % ciia muoi sunfat: • C%^12 ,9% =(^^ ^96 ).100%...