chemistry

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3.5 moles of steam at 100 C are condensed at 100 C and the resulting water is cooled to 42.3 C. Calculate the entropy change for this process.(The molar heat capacity of liquid water is 75.3 J mol1 K1, and the molar enthalpy of vaporisation of water is 40.8 kJ mol/1 at 100 C).

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