Question

FeCl3 -> Fe(OH)3-> Fe2(SO4)3

Answer 1

1)FeCL3+3NaOH=Fe(OH)3+3NaCL
2)Fe(OH)3+H2SO4=FeOHSO4+2H2O
3)2FeOHSO4+H2SO4=Fe2(So4)3+2H2O