Ответ:
Fe+H2SO4=FeSO4+H2
FeSO4+2KOH=K2SO4+Fe(OH)2
4Fe(OH)2+02+2H20=4Fe(OH)3
Fe(OH)3+3HCl=FeCl3+3H20
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Ответ:
Fe+H2SO4=FeSO4+H2
FeSO4+2KOH=K2SO4+Fe(OH)2
4Fe(OH)2+02+2H20=4Fe(OH)3
Fe(OH)3+3HCl=FeCl3+3H20