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+//Hougen O.A., Watson K.M., Ragatz R.A., 2004. Chemical process principles Part-1: Material and Energy Balances(II Edition). CBS Publishers & Distributors, New Delhi, pp 504
+
+//Chapter-5, Illustration 12, Page 127
+//Title: Calculation of molal humidity
+//=============================================================================
+clear
+clc
+
+//INPUT
+P = 1; //Pressure of entering gas in atm
+DBT = 120; //Temperature of entering gas in degree F
+
+//DATA FROM GRAPH
+WBT = 71; //Wet bulb temperature in degree F corresponding to DBT of 120 degree F from Fig 20 Page 122
+mH = 0.027; //Molal humidity corresponding to DBT of 120 degree F from Fig 20 Page 122
+
+//OUTPUT
+// Console output
+mprintf('\n The temperature and molal humidity of saturated carbon dioxide leaving the chamber is %2.0f degree F and %4.3f respectively',WBT,mH);
+
+// File output
+fd= mopen('.\Chapter5_Example12_Output.txt','w');
+mfprintf(fd,'\n The temperature and molal humidity of saturated carbon dioxide leaving the chamber is %2.0f degree F and %4.3f respectively',WBT,mH);
+mclose(fd);
+
+//=============================END OF PROGRMAM=================================