Compare the quantities of heat released per mole of iron formed when oxides of Fe3O4 and...

Question

Question

Compare the quantities of heat released per mole of iron formed when oxides of Fe3O4 and Fe2O3 react with aluminium.

3Fe3O4 + 8Al -> 4Al2O3 +9Fe Delta Heat = -3347.6KJ

Fezo3 +2Al -> Al2O3 +2Fe Delta Heat = -851.4KJ

Answer 1

Answer #1

Answer 2

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