2HCl + Na2SO3 = 2NaCl + SO2 + H2O
PbCl2 + H2SO4 = PbSO4 + 2HCl
AgNO3 + HCl = AgCl + HNO3
MgO + 2HCl = MgCl2 + H2O
2HCl + Na2SO3 = 2NaCl + SO2 + H2O
PbCl2 + H2SO4 = PbSO4 + 2HCl
AgNO3 + HCl = AgCl + HNO3
MgO + 2HCl = MgCl2 + H2O