Question

aqueous solution of FeCl3

Answer 1

 Is acidic because of hydrolysis... It is salt of strong acid and weak base! How can't you know that?

FeCl3 + 3H2O ⇌ Fe(OH)Cl2 + HCl + 2H2O ⇌ Fe(OH)2Cl + 2HCl + H2O ⇌ Fe(OH)3 
             HOPE IT MAY HELP YOU