HI Has a Normal Boiling Point of -35 $\Delta$ H_vap Is 21

question 72

Multiple Choice

HI has a normal boiling point of -35.4°C, and its $\Delta$ H_vap is 21.16 kJ/mol.Calculate the molar entropy of vaporization ( $\Delta$ S_vap) .

• A)598 J/K·mol
• B)68.6 J/K·mol
• C)75.2 J/K·mol
• D)0.068 J/K·mol
• E)89.0 J/K·mol

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