Q1. 2 mole of a hydrocarbon fuel of C3H12 is burned with 71.4 mole of air in a steady flow combustion chamber, find: 1) The percentage of theoretical of air. 2) The wet gravimetric analysis of the combustion products.

Determine the air fuel ratio on a molar basis for the complete combustion of octane , with theoretical amount if air.

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1. A hydrocarbon fuel of C4H10 is burned in steady flow combustion chamber with 85% theoretical air, determine: - a. the actual air-fuel ratio: b. the equivalence ratio

Example 3: Methanol is burned with 20% excess air the sticometreic air-fuel ratio and the actual air-fuel ratio and equivalence ratio if air supplied at 1 bar and 27 °C. Calculate the volume of air supplied per kmole of fuel. determine the molecular weight of the reactant and product.

Find the air-fuel ratio for a combustion process to which the fuel is C8H8.

13.26 Ethene is burned with 200% theoretical air. Find the composition and the dew point of the products.

Propane C3H8 is burned with 50% excess air. What will be the equivalence ratio?

A certain fuel oil has the composition C10H22. If this fuel is burned with 150% theoretical air, what is the composition of the products of combustion?

Butane gas ( C4Hio), and 200%. theoretical 2. air ( both at 25°c and 1ookPa ), steady flow combustor. The products are at 1000k and 100KPa. The magnittude of heat transfer per kmol of butane is (m MT/kmol) a. lo00 ; b. tz00 ; c.1400;d.1b00;e.1800 C4. HIo enter a Qcv Boducts Combuotion 2007. Theoeh Eat air