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    Principles of Chemistry
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    Exam 17: Free Energy and Thermodynamics
  5. Question
    Calculate ΔS°<sub>rxn</sub> for the Following Reaction
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Calculate ΔS°rxn for the Following Reaction

Question 7

Question 7

Multiple Choice

Calculate ΔS°rxn for the following reaction.The S° for each species is shown below the reaction.
N2H4(l) + H2(g) → 2 NH3(g)
S° (J/mol∙K) 121.2 130.7 192.8


A) +133.7 J/K
B) -59.1 J/K
C) +118.2 J/K
D) -202.3 J/K
E) +178.9 J/K

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