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+//Write Expression for the activities of Pottasium Chloride Sodium Chromate and Aluminium sulphate 
+
+//Example 8.8
+
+clc;
+
+clear;
+
+vpos1=1;  //Number of cation of KCl
+
+vneg1=1;  //Number of anion of KCl
+
+v1=vpos1+vneg1;  //Total number of ions of KCl
+
+m1=(1*vpos1*1*vneg1)^1/v1;  //Mean ionic molality of KCl 
+
+a1=m1; //Mean ionic activity ofelectrolyte 
+
+printf("mu KCl = ",a1);
+
+printf("(m^%.1f)",v1);
+
+printf("*(gamma^%.1f)",v1);
+
+vpos2=2;  //Number of cation of KCl
+
+vneg2=1;  //Number of anion of KCl
+
+v2=vpos2+vneg2;  //Total number of ions of KCl
+
+a2=((2^vpos2)*(1^vpos2));  //Mean ionic molality of KCl  
+
+printf("\nmu Na2CrO4 = %.0f",a2);
+
+printf("*(m^%f)",v2);
+
+printf("*(gamma^%.1f)",v2);
+
+vpos3=2;  //Number of cation of KCl
+
+vneg3=3;  //Number of anion of KCl
+
+v3=vpos3+vneg3;  //Total number of ions of KCl
+
+a3=(2^vpos3*3^vneg3);  //Mean ionic molality of KCl 
+
+printf("\nmu Al2(SO4)3 = %.0f",a3 );
+
+printf("*(m^%.1f)",v3);
+
+printf("*(gamma^%.1f)",v3);
+