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    Chemistry
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    Chemistry The Molecular Nature
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    Exam 20: Thermodynamics: Entropy, Free Energy, and the Direction of Chemical Reactions
  5. Question
    Which Relationship or Statement Best Describes  S° for the Following
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Which Relationship or Statement Best Describes S° for the Following

Question 32

Question 32

Multiple Choice

Which relationship or statement best describes S° for the following reaction?
CaO(s) + CO2(g)  CaCO3(s)


A) .S°  0
B) .S° < 0
C) .S° > 0
D) .S° = H°/T
E) More information is needed to make a reasonable prediction.

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