Find the standard molar enthalpy (AHº)for the reaction: Fe2O3(s) + 2 Als) – Al2O3(s) + 2 Fe(s)
Given
2 Als) + 3/2 O2(g) → Al2O3(s)
AH° = -1676 kJ
2 Fes) + 3/2 02() - Fe2O3(s)
AH° = -824 kJ
-852 kJ
+2500 kJ
+852 kJ
-2500 kJ

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Find the mass, in grams, of 5.00*10^23 molecules of f2