A furnace is burning natural gas (90% by mol methane and the balance ethane) at 20...

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Chemistry

A furnace is burning natural gas (90% by mol methane and thebalance ethane) at 20 Celsius degree and 1 atm with 25% excess airat 150 Celsius degree and 1.1 atm. The product gases are at 600Celsius degree and 1 atm. 95% of each fuel gas forms CO2 while thebalance forms CO. a) What is the ratio of air supply volume to fuelvolume? b) What is the composition of the product gas mixture on amol% basis? c) What is the ratio of exhaust gas volume to fuelvolume?

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3.9 Ratings (364 Votes)
first we will calculate the densities of fuel gases at 200 C and at 1 atm pressure methane 0668 gms ethane119 gms now we will calculate the air density at 1500 C and 11 atm pressure which is equals to 09144 gms now we will look at the    See Answer
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