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+//Chapter 9 Ionic Equilibria and Buffer Action
+
+clc;
+clear;
+
+//Initialisation of Variables
+c= 0.050 //M
+Kb= 1.8*10**-5
+T= 25 //C
+Kw= 10**-14
+
+//CALCULATIONS
+C= sqrt(Kw*c/Kb)
+
+//RESULTS
+mprintf("Concentration of hydronium ion = %.2e mol per litre",C)