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Calculate the ΔG°rxn Using the Following Information

Question 6

Multiple Choice

Calculate the ΔG°rxn using the following information.
4 HNO3(g) + 5 N2H4(l) → 7 N2(g) + 12 H2O(l) ΔG°rxn = ?
ΔH°f (kJ/mol) -133.9 50.6 -285.8
S°(J/mol∙K) 266.9 121.2 191.6 70.0


A) +4.90 × 103 kJ
B) +3.90 × 103 kJ
C) -2.04 × 103 kJ
D) -3.15 × 103 kJ
E) -3.298 × 103 kJ

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