6.1 moles of steam at 100 oC are condensed at 100 oC and the resulting water is cooled to 47.1 oC. Calculate the entropy change for this process.
(The molar heat capacity of liquid water is 75.3 J mol-1 K-1, and the molar enthalpy of vaporisation of water is 40.8 kJ mol-1 at 100 oC).