2Al + Fe2O3 ----> Al2O3+2Fe
This reaction is highly exothermic and the liquid iron formed is used to weld metals.
Calculate the heat released in kilojoules per gram of Al reacted with Fe2O3.
The Hf for Fe(I) is 12.40 kJ/mol, and Fe2O3 is -822.2 kJ/mol, and Al2O3 is -1669.8 kJ/mol
heat released in kilojoules per... View the full answer