Chemical Engineering - Fuels and Combustion - Discussion

7. 

Dry air requirement for burning 1 Nm3 of CO to CO2 may be around __________ Nm3.

[A]. 2.4
[B]. 1.75
[C]. 0.87
[D]. 11.4

Answer: Option A

Explanation:

No answer description available for this question.

Vinay said: (Jan 25, 2017)  
2CO+O2......2CO2.

2m3 Co required 1m3 O2 for complete combustion.
1m3 CO required 0.5m3 O2.
1m3 air = 0.21m3 O2.
0.5 m3 O2 = 1 ÷ 0.21 * 0.5 = 2.35.

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