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+clear;
+clc;
+
+// Illustration 7.4
+// Page: 227
+
+printf('Illustration 7.4 - Page: 227\n\n');
+
+// solution
+
+//****Data****//
+// A = benzene vapour; B = Nitrogen Gas
+P = 800;// [mm Hg]
+Temp = 273+60;// [K]
+pA = 100;// [mm Hg]
+//******//
+
+pB = P-pA;// [mm Hg]
+MA = 78.05;// [kg/kmol]
+MB = 28.08;// [kg/kmol]
+
+// Mole Fraction
+printf("On the Basis of Mole Fraction\n");
+yAm = pA/P;
+yBm = pB/P;
+printf("Mole Fraction of Benzene is %f\n",yAm);
+printf("Mole Fraction of Nitrogen is %f\n",yBm);
+printf("\n");
+
+// Volume Fraction
+printf("On the Basis of Volume Fraction\n");
+// Volume fraction is same as mole Fraction
+yAv = yAm;
+yBv = yBm;
+printf("Volume Fraction of Benzene is %f\n",yAv);
+printf("Volume Fraction of Nitrogen is %f\n",yBv);
+printf("\n");
+
+// Absolute Humidity
+printf("On the basis of Absolute humidity\n")
+Y = pA/pB;// [mol benzene/mol nitrogen]
+Y_prime = Y*(MA/MB);// [kg benzene/kg nitrogen]
+printf("The concentration of benzene is %f kg benzene/kg nitrogen\n",Y_prime);
+\ No newline at end of file