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+//Example 7.13
+clear;
+clc;
+
+//Given
+R=8.314;//gas constant in J K^-1 mol^-1
+Tb=353.1;//temperature in K
+w2=13.86;//weight of the solute in g
+w1=100;//weight of solvent in g
+M1=78;//molecular mass of solvent in g
+M2=154;//molecular mass of solute in g
+delTb=2.3;//elevation in boiling point in K
+
+//To determine the Kb and delHvap
+m=(w2/M2)*(1000/w1);//molality in mol kg^-1
+Kb=delTb/m;//boiling point elevation constant in K mol^-1 kg
+delHvap=(R*(Tb^2)*M1)/(1000*Kb);//heat of vapourization in J mol^-1
+mprintf('The heat of vapourization, delHvap = %f J mol^-1',delHvap);
+mprintf('\n The molal boiling point elevation constant of benzene is = %f K kg mol^-1',Kb);
+//end
+\ No newline at end of file