Problem 2. Initials: 100 kg of vapor water (120 C, 1 bar) is condensed as shown below State A State B Vapor water Liquid water T= 120C T25 C P = 1 bar P1 bar Calculate the total heat that had to be removed considering the following information: (molecular weight of water is 18 kg/kmol) Constant pressure heat capacity of liquid water (J/mol K) 74 Constant pressure heat capacity of vapor water (/mol K) 34 Heat of condensation (Vapor to Liquid) of water at 1 bar (kl/mol) -40 gidila qurisi Yi 20.2 1/ Po= 9/2kea Pr =/35kpa. 4 11 By: 0-991 Problem 3. Indicate in the following Enthalpy-Pressure diagram States A and B of water indicated in the previous problem. Calculate (graphically) the total change of enthalpy of the condensation and cooling process. Page 3 of 6