H2SO4+BaCl2=BaSO4+2HCl
MgO+2HCL>MgCL2+H2O
1.BaCl2+Na2SO4=BaSO4(белый оcадок)+2NaCl
2.Mg(OH)2+2HCl=MgCl2+2H2O
H2SO4+BaCl2=BaSO4+2HCl
MgO+2HCL>MgCL2+H2O
1.BaCl2+Na2SO4=BaSO4(белый оcадок)+2NaCl
2.Mg(OH)2+2HCl=MgCl2+2H2O