Topical Questions
These questions are keyed to major topics in the chapter. Usually a question that is answered at the back of this book is paired with a similar one that is not.
Calculate the entropy change, ΔS°, for the vaporization of ethanol, C2H5OH, at the boiling point of 78.3 °C. The heat of vaporization of the alcohol is 39.3 kJ/mol.
C2H5OH(l)→ C2H5OH(g) ΔS° = ?
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