Consider the reaction
2 Al2O3(s) → 4 Al(s) + 3 O2(g).
∆H = +3339.6 kJ/mol
What is the change in heat when 0.455 L of
a 3.60 M Al solution reacts with excess O2 ?
1. -21,962 kJ
2. -2735 kJ
3. -1368 kJ
4. -26,521 kJ
5. -685 kJ
6. -5477 kJ
7. -424 kJ
8. -1695 kJ