1) FeOOH + HCl -> FeCl2 + H2O
2) SnOHCl + HCl -> SnCl2 + H2O
3) Zn(NO3)2 + HCl -> ZnCl2 + HNO3
4) ZnO + 2HCl -> ZnCl2 + H2O
1) FeOOH + HCl -> FeCl2 + H2O
2) SnOHCl + HCl -> SnCl2 + H2O
3) Zn(NO3)2 + HCl -> ZnCl2 + HNO3
4) ZnO + 2HCl -> ZnCl2 + H2O