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A coal contains 82% C with a calorific value of 31400kJ/kg is burnt to produce a flue with the following compositions. Equations involved are :

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A coal contains 82% C with a calorific value of 31400kJ/kg is burnt to produce a flue with the following compositions. Equations involved are : C+O2CO2,C+1/2O2CO,H=33960kJ/kgCH=10230kJ/kgC Calculate: i) the weight of carbon converted to CO per kg of coal. (10 marks) ii) % heat loss due to incomplete combustion? (10 marks)

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