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+//Example 8.28
+clear;
+clc;
+
+//Given
+T=298;//temperature in K
+R=8.314;//gas constant in J K^-1 mol^-1
+delGfoO3=163.43;//free energy of formation of O3 in kJ
+delGfoO2=0;//free energy of formation of O2 in kJ
+
+//To determine the value of equillibrium constant
+delGo=(2*delGfoO3)-(3*delGfoO2);//delGo in kJ
+k=(-1000*delGo)/(2.303*R*T);//k=log10(K)
+mprintf('Equillibrium constant,K = 10^%f',k);
+//end
+\ No newline at end of file