1.

CO=40%, H2=12%, CO2=6%, CH2=2%, N2=50% are the components in the coal. What will be the composition of the dry flue gas, if the 50% excess air was used for burning 100m3 of gas?

A. CO2=14.9%,N2=80%,O2=5.2%
B. CO2=12.2%,N2=70.8%,O2=6.5%
C. CO2=14.9%,N2=79.9%,O2=5.2%
D. CO2=13%,N2=77%,O2=75
Answer» D. CO2=13%,N2=77%,O2=75


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