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+clc
+clear
+//Input data
+C=86;//The composition of carbon in the fuel by weight in percentage
+H=14;//The composition of hydrogen in the fuel by weight in percentage
+e=1.25;//Equivalent ratio
+o=32;//Molecular weight of the oxygen
+co=44;//Molecular weight of the carbondioxide 
+c=12;//Molecular weight of the carbon
+s=32;//Molecular weight of the sulphur
+so=64;//Molecular weight of sulphur dioxide
+n=28;//Molecular weight of the nitrogen
+h2=2;//Molecular weight of the hydrogen
+Fc=0.86;//Fraction of C
+
+//Calculations
+Ra=1/Fc;//Relative air/fuel ratio
+x=2*[1+(0.9765/2)-(1.488*0.8)];//By oxygen balance
+Tm=0.5957+0.4043+4.476;//Total number of moles of dry exhaust gas
+vc=(0.5957/Tm)*100;//Volumetric analysis of carbonmonoxide of combustion in percentage
+vco=(0.4043/Tm)*100;//Volumetric analysis of carbondioxide of combustion in percentage
+vn=(4.476/Tm)*100;//Volumetric analysis of nitrogen of combustion in percentage
+
+//Calculations
+printf(' The percentage analysis of dry exhaust gas by volume : \n    CO = %3.2f percent \n    CO2 = %3.2f percent \n    N2 = %3.2f percent ',vc,vco,vn)