QUESTION 13 0.5 points 21 013K lculate the equilibrium constant at 800°C for the

Question

QUESTION 13 0.5 points 21 013K lculate the equilibrium constant at 800°C for the reaction of steam with hot nor coke to form hydrogen and carbon monoxide. The data rcfer to 800°C. C(s) + H20(g) CO(g) + H2(g) SubstanceC) HO(g) CO(g) H.(g) God kJ/mol) 0.0-229-137-0.0 3.32 x 10 2.89 x 10 1.36 x 10 16 .41 QUESTION 14 I. Calculate the reaction free energy of H2(g) + 12g) 2HIg) concentrations are 0026 mol L (H2), 0.33 mol L (12)ad184l L HI), and the temperature is 700K. For this reaction Ke-54)t 700 K. -1 +11.6 kJ mol (1.su) (m/ 0 kJ mol 11.6 kJ mol +2273 kJ mol --3,aM$100 0.5 points

Explanation / Answer

13)

Given:

Gof(C(s)) = 0.0 KJ/mol

Gof(H2O(g)) = -229.0 KJ/mol

Gof(CO(g)) = -137.0 KJ/mol

Balanced chemical equation is:

C(s) + H2O(g) ---> CO(g)

Go rxn = 1*Gof(CO(g)) - 1*Gof( C(s)) - 1*Gof(H2O(g))

Go rxn = 1*(-137.0) - 1*(0.0) - 1*(-229.0)

Go rxn = 92 KJ

Answer: 92 KJ

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