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Unformatted text preview: a) write a balanced equation for this reaction. b) Calculate G o for this reaction G o f (kJ/mol) NH 3-16.4 HF -275.4 F 2 N 2 F 4 79.9 5. Consider the following reaction: 2 Fe 2 O 3 (s) + 3 C (graphite) 4 Fe (s) + 3 CO 2 (g) a) Determine H o rxn at 25 o C. b) Determine S o rxn at 25 o C. c) Determine G o rxn at 25 o C d) Determine G o rxn at 600 o C e) At what temperature does this reaction become spontaneous? f) Would you consider this reaction to be enthalpy or entropy-driven at 25 o C g) is this reaction predicted to be spontaneous at 25 o C? at 600 o C? H o f (kJ/mol) S o (J/molK) Fe (s) 27.8 Fe 2 O 3 (s0 -824.2 87.4 C (s, graphite) 5.74 CO 2 (g) -393.5 213.7...
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