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+clc;clear;
+//Example 3.3
+
+// constants used
+Hfg=2257.5;//enthalpy of vaporization in kJ/kg
+
+//given values
+m=200/1000;//converting in kg
+P=100;
+
+//Values from Table A-5
+vg=1.6941;
+vf=0.001043;//specific vol of sat liq and vapor
+
+//caluclation
+vfg=vg-vf;
+V=m*vfg;
+disp(V,'the volume change in m^3');
+E=m*Hfg;
+disp(E,'amount of energy transferred to the water in kJ')