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+//Caculate the Molal Solubility of Carbon Dioxide in water
+
+//Example 7.3
+
+clc;
+
+clear;
+
+Pco2=3.3*10^-4*760;  //Partial pressure of CO2 in air in torr
+
+K=1.24*10^6;  //Henry's Law Constant in torr
+
+Xco2=Pco2/K;  //Mole raction of solue (CO2)
+
+nH2O=1000/18.01;  //Mole fraction of solvent (H2O)in mol^-1
+
+nCO2=Xco2*nH2O;  //Molal solubility of CO2 in mol/kg(H2O)
+
+printf("Molal Solubility of Carbon di Oxide = %.2f*10^-5 mol/kg",nCO2*10^5);
+
+Kdes=29.3;  //Henry's Law Constant in atm mol^-1 kg^-1
+
+m=(Pco2/760)/Kdes;  //Molal solubilty of CO2 in mol/kg(H2O)(Alternatively we can find out )(The answer vary  due to round off error)
+
+printf("\nMolal solubility = %.2f*10^-5 atm mol^-1 kg^-1",m*10^5);