А)H2O+SO2= б)K2O+H2O= в)Ba+H2O= г)K+H2O= д)CaH2+H2O= e)Al4C3+H2O= ё)ZnO+HCl= ж)AlBr3+KOH= з)BrCl2+H2So4= и)AgNo3+KCl= й)ZnCl2+KOH=

K2O + H2O = 2KOH Ba + 2H2O = Ba(OH)2 + H2 2K  + 2H2O = 2KOH + H2 CaH2 + 2H2O = Ca(OH)2 + 2H2 Al4C3 + 12H2O = 4Al(OH)3 + 3CH4 ZnO + 2HCl = ZnCl2 + H2O AlBr3 + KOH = Al(OH)3 + KBr BaCl2  +H2SO4 = BaSO4+2HCl AgNO3 + KCl = AgCl + KNO3 ZnCl2 + 2KOH = Zn(OH)2 + 2KCl