(1)Cu(OH)2+2HCL( ==CuCl2+2H2O )
(2)2Fe(OH)3+3H2SO4(==Fe2(SO4)3+3H2O )
(3)CuCl2+H2SO4 ( × )
(4)FeSO4+HCL( X )
(5)CaCO3+HCL(==CaCl2+H2O+CO2↑ )
(6)AgNO3+HCL(==AgCl↓+HNO3 )
(7)NaCO3+2HCL( ==2NaCl+H2O+CO2 )
(8)Fe(OH)3+Na2SO4(X )
(9)NaOH+BaSO4( X )
(10)Ba(OH)2+MgCL2(==BaCl2+Mg(OH)2↓ )