Chemical Engineering Mcqs

A carbonaceous fuel (containing no H2 or hydrocarbons) is burnt and the resulting flue gas contains 21% CO2. It means that___________________?

(A) 21% excess air has been used for combustion

(B) 21% excess oxygen has been used for combustion

(C) Complete combustion of fuel has taken place

(D) No excess air has been used for combustion

Submitted By: Ali Uppal

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