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diff --git a/3689/CH2/EX2.2/2_2.sce b/3689/CH2/EX2.2/2_2.sce
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+////Variable Declaration  
+m = 100.0            //Mass of water, g 
+T = 100.0            //Temperature of water, °C
+Pext = 1.0           //External Pressure on assembly, bar
+x = 10.0             //percent of water vaporised at 1 bar,-
+i = 2.00             //current through heating coil, A
+v = 12.0             //Voltage applied, v
+t = 1.0e3            //time for which current applied, s 
+rhol = 997           //Density of liquid, kg/m3
+rhog = 0.59          //Density of vapor, kg/m3
+
+//Calculations
+q = i*v*t
+vi = m/(rhol*100)*1e-3
+vf = m*(100-x)*1e-3/(rhol*100) + m*x*1e-3/(rhog*100)
+w = -Pext*(vf-vi)*1e5
+//Results
+printf("\n Heat added to the water %4.2f kJ",q/1000)
+
+printf("\n Work done in vaporizing liquid is %4.2f J",w)
+