One kg of carbon monoxide requires __________ kg of oxygen to produce $$\frac{{11}}{7}$$ kg of carbon dioxide gas.
A. $$\frac{4}{7}$$
B. $$\frac{{11}}{4}$$
C. $$\frac{9}{7}$$
D. All of these
Answer: Option A
This Question Belongs to Mechanical Engineering >> Engineering Thermodynamics
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