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April 19, 2014

Homework Help: Chemistry (Enthalpy)-College

Posted by Lucy on Sunday, October 31, 2010 at 7:10pm.

Given that:
2Al(s)+(3/2)O2(g)--->Al2O3(s)
change in H(rxn)= -1601 kJ/mol

2Fe(s)+(3/2)O2(g)--->Fe2O3(s)
change in H(rxn)= -821 kJ/mol


Calculate the standard enthalpy change for the following reaction:
2Al(s)+Fe2O3(s)--->2Fe(s)+Al2O3(s)


_______kJ

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