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11. A synthetic gas generated from coal has the following composition CO2- 7.2%; CO- 24.3%; H2-...

11. A synthetic gas generated from coal has the following composition CO2- 7.2%; CO- 24.3%; H2- 14.1%; CH4- 3.5%; N2- 50.9%.
a. Calculate the cubic feet of air required for complete combustion per cubic foot of synthesis gas under the same conditions.
b. If 38% of excess air is used for combustion, what volume of combustion gas at 750 F and 738 mm Hg would be produced per cubic foot of synthetic gas under standard conditions?

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