Question: A sample of bituminous coal gave the following ultimate analysis by mass:C 81.9%, H4.9%; O 6%; N 2.3%; ash 4.9%. Calculate 1) the stoichiometric A/F

A sample of bituminous coal gave the following ultimate analysis by mass:C 81.9%, H4.9%; O 6%; N 2.3%; ash 4.9%. Calculate 1) the stoichiometric A/F ratio;
2) the analysis by volume of the wet and dry products of combustion when the air supplied is 25% in excess of that required for complete combustion

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