Question

The enthalpy of vaporisation of liquid diethyl ether -(C₂H₅)₂O, is 26.0 kJ mol^-1 at its boiling point (35.0°C). Calculate ΔS for conversion of: 

(a) liquid to vapour, and 

(b) vapour to liquid at 35°C.

Answer 1

= -84.41 JK^-1 moF^-1