quiz10_solutions

# quiz10_solutions - ∆ = =(1 mol s(49 kJ/mol – 0(1...

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ECH 3023 Quiz 10 Fall 2006 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 a (5pts). 1 mol/s CO at 25 o C is completely combusted with the stoichiometric requirement of O 2 at 25 o C. Determine the rate at which heat must be removed (kW) to keep the product(s) at 1000 o C. The enthalpy- temperature for CO 2 (g) is shown above (T ref =25 o C). The standard heat of combustion of CO(g) is -110.52 kJ/mol. H Q
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Unformatted text preview: ∆ = =(1 mol s)(49 kJ/mol) – 0 + (1 mol/s)(-110.52) = -61.5 kJ/mol b. (5 pts). Determine the adiabatic flame temperature of CO under the same feed conditions for CO and O 2 in part(a). H Q ∆ = =0 => (1 mol s) ) ( ˆ 2 ad CO T H – 0 + (1 mol/s)(-110.52) => ) ( ˆ 2 ad CO T H = 110.52 kJ/mol => T ad = 2010 o C Enthalpy of CO 2 (g) (kJ/mol) Temperature ( o C)...
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