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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 degrees C and 1 atm with 25% excess air at150 degrees C and 1.1 atm. The product gases are at 600 degrees Cand 1 atm. 95% of each fuel gas forms CO2 while the balance formsCO. a) What is the ratio of air supply volume to fuel volume? b)What is the composition of the product gas mixture on a mol% basis?c) What is the ratio of exhaust gas volume to fuel volume?

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3.6 Ratings (513 Votes)
The natural gas burning equation as per moles present is givenas09 CH4 01 C2H4 2025 O2 095CO2 2 H2O 015 COso you will need 2025 moles of O2 per mole ofnatural gas burntAir has 21 mole oxygen and 79mol nitrogen2025 moles of oxygen is    See Answer
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