Which is the correctly balanced equation for the reaction of rust, Fe₂O3, and hydrochloric acid, HCI?
O Fe₂O3 + HCI - FeCl3 + H₂O
O Fe₂O3 +3 HCI - 2 FeCl3 + H₂O
O Fe₂O3 + 6 HCI - 2 FeCl3 + 3 H₂O
O Fe₂O3+3 HCI - 2 FeCl3 + 3 H₂O