Asked by Kymora

Calculate the standard entropy change for the following reaction.

2 Al(s) + Fe2O3(s) → 2 Fe(s) + Al2O3(s)
Answered by Doc48
This is a Hess's Law Equation problem... Add the enthalpy's of formation for the products minus the enthalpy's of formation of the products.
Answered by DrBob222
The same answer but another way is
dHrxn = (n*dHr products) - (n*dHf reactants)
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