If the Enthalpy of Vaporization of Chloromethane,CH₃Cl,is 21

question 29

Multiple Choice

If the enthalpy of vaporization of chloromethane,CH₃Cl,is 21.5 kJ/mol at the normal boiling point,249 K,calculate Δ_vap S°.

• A)86.3 J mol^-1 K^-1
• B)5.35 J mol^-1 K^-1
• C)11.6 J mol^-1 K^-1
• D)896 J mol^-1 K^-1

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