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five thousand kilograms of coal/h is combusted with 3000 kg mol of air/h. assume the following...

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Chemistry

five thousand kilograms of coal/h is combusted with 3000 kg molof air/h. assume the following reaction:

C+O -> CO2

2H+ 1/2 O2-> H2O

S+O2-> SO2

C+1/2 O2->CO

the ultimate analysis of coal reveals it contains 0.75 kg C /kg;0.17 kg H / kg; 0.02 kg S / kg; 0.06 kg ash / kg. Calculateprecent excess air supplied?

Answer & Explanation Solved by verified expert
4.2 Ratings (876 Votes)
CO CO2 equation 1 2H 12 O2 H2O equation 2 SO2 SO2 equation 3 C12 O2CO equation 4 CO2 CO2 As per the stoichiometry of equation 1 32 kg of oxygen combines with 12 kg carbon to form 44 kg of carbon dioxide So 1 kg of carbon requires 2667 kg of oxygen As per the stoichiometry of equation 2 16 kg of oxygen combines    See Answer
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