Question

CHEM ENGINEERING QUESTION

20.0 mol CO2, 13.3 mol CO, and 16.7 mol H2O comprise a stack gas leaving a combustion process at 400 C and 1 atm. Prior to venting out into the environment, the stack gas is cooled to 100 C and 1 atm, and all of the components stay as gases. How much heat is removed from the stack gas for this process?

HINT: USE TABLE B.8 (Specific Enthalpies of Selected Gases: SI UNITS)

A. 512 KJ

B. 568 KJ

C. 493 KJ

D. 231 KJ

E. 112 KJ

F. 488 KJ

Answer 1