Question: For a combustion process it is given that carbon is burned in presence of air. process is 21%, the equivalent % excess air is Select+one:

For a combustion process it is given that carbon is burned

For a combustion process it is given that carbon is burned in presence of air. process is 21%, the equivalent % excess air is Select+one: a. 100% b. 79% c. 21% d. 12.31%

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