Write the reaction equation: Fe2 (SO4) 3 → Fe (OH) 3 → Fe2O3 → FeCl3

1) Fe2(SO4)3 + 6KOH  → 2Fe(OH)3↓ + 3K2SO4;

2) 2Fe(OH)3↓ → Fe2O3 + 3H2O;

3) Fe2O3 + 6HCl → 2FeCl3 + 3H2O.



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