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+//Example 5.19
+clear;
+clc;
+
+//Given
+delHf=128.6;//latent heat of fusion of benzene in J g^-1
+Vs=1.06;//volume of solid in cm^3 g^-1
+Vl=1.119;//volume of liquid in cm^3 g^-1
+T=278;//temperature in K
+
+//To determine the pressure to bring about a change in melting point by 1 K
+delVm=Vl-Vs;//change in volume in cm^3 g^-1
+a=(delHf*10)/(T*delVm*1.01325);//a=(dP/dT)
+mprintf('To cause an increase of 1K in melting point of benzene,atmospheric pressure change required=%f atm K^-1',a);
+//end
+\ No newline at end of file