3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
Na2S + 2 HCl = 2 NaCl + H2S
K2S + 2 HNO3 = 2 KNO3 + H2S
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
Na2S + 2 HCl = 2 NaCl + H2S
K2S + 2 HNO3 = 2 KNO3 + H2S
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O