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Academics – Applied Heat : 2024/OCT/07
Question

Q7. 2.9 m3 Butane C4H10 is completely burned with 21% excess air.

Air is 21% Oxygen and 79% Nitrogen by volume.

SubstanceCHON
GFM (g/mole)1211614

a) Write the complete balanced combustion reaction. (3)

b) Calculate EACH of the following:

(i) the volumetric analysis of the wet exhaust gas. (4)

(ii) the mass analysis of the exhaust dry gas. (6)

(iii) the partial pressure and the dew point of the exhaust gas at 1 bar. (3)

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