contestada

Which is the correctly balanced equation for the reaction of rust, Fe2O3, and hydrochloric acid, HCl? Fe2O3 HCl → FeCl3 H2O Fe2O3 3 HCl → 2 FeCl3 H2O Fe2O3 6 HCl → 2 FeCl3 3 H2O Fe2O3 3 HCl → 2 FeCl3 3 H2O