1.K2S+H2O<=>KHS+KOH
S+H2O<=>HS+OH
2.FeCl2 + H2O = FeOHCl + HCl
3.Na2SO4 + 2H2O = 2NaOH + H2SO4
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1.K2S+H2O<=>KHS+KOH
S+H2O<=>HS+OH
2.FeCl2 + H2O = FeOHCl + HCl
3.Na2SO4 + 2H2O = 2NaOH + H2SO4