A fuel gas containing 50% CH4, 30% H2, and 20% C,H4 is burned with 40% excess air. The partial pressure of the water vapor in the fuel is 20 mm Hg and the air is at 68°F. The total pressure is at 738 mm Hg. Determine the following, if 15% of the carbon in the fuel is burned to CO and the rest to CO2, the hydrogen being completely burned to water: a) Orsat analysis of the flue gas, b) Volume of air in cu.ft. used per mole of fuel burnt, c) Moles of wet exhaust gas per mole of fuel burnt, and d) Partial pressure of water vapor in the stack gas

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