Question: olem #4 (Marks =20 ) [Answer in the space provided, show important calculation steps] A fuel C2H5OH is burnt with 20% less air. The molecular

olem #4 (Marks =20 ) [Answer in the space provided, show important calculation steps] A fuel C2H5OH is burnt with 20% less air. The molecular weights of the elements are: MC=12,Mo2=32,MH2=2,MN2=28,Mair=28.97. Write the balanced reaction equation for the combustion. Calculate the air-fuel ratio (AF) in both molar and mass basis

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