question archive Calculate the following for the reaction; O2(g) + 4H+(aq) + 4Fe2+(aq) -> 2H2O(l) + 4 Fe3+(aq) (a) ÄGo(delta g naught) at 25oC b) ÄG(delta g naught) at 25oC when [Fe2+] = [Fe3+] = 0

Calculate the following for the reaction; O2(g) + 4H+(aq) + 4Fe2+(aq) -> 2H2O(l) + 4 Fe3+(aq) (a) ÄGo(delta g naught) at 25oC b) ÄG(delta g naught) at 25oC when [Fe2+] = [Fe3+] = 0

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Calculate the following for the reaction; O2(g) + 4H+(aq) + 4Fe2+(aq) -> 2H2O(l) + 4 Fe3+(aq)

(a) ÄGo(delta g naught) at 25oC

b) ÄG(delta g naught) at 25oC when [Fe2+] = [Fe3+] = 0.200 M, Po2 = 0.800 atm, and the pH = 2.56

 

needed answers:

a) -177 kJ

b) -118 kJ

pur-new-sol

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