17. A voltaic cell consists of an Au/Au3+ electrode (E° = 1.50 V) and a Cu/Cu2+ electrode (E° = 0.34 V). Which [Au3+] will generate the largest Ecell if [Cu2+] = 1.20 M at 25 °C. (A)1.20 M (B)2.00 M (C)0.50 M (D)0.10 M (E)1.00 M

7. Consider the following octahedral complex structures, each involving ethylenediamine and two different monodentate ligands, X and Y. Which one of the following statements about these structures is incorrect? (A)Structures 1 and 2 are optical isomers. (B)Structures 1 and 3 are optical isomers. (C)Structures 1 and 3 are different complexes. (D)Structures 1 and 4 are geometrical isomers. (E)Structures 3 and 4 are the same complex.

17. A voltaic cell consists of an Au/Au³⁺ electrode (E° = 1.50 V) and a Cu/Cu²⁺ electrode (E° = 0.34 V). Which [Au³⁺] will generate the largest E_cell if [Cu²⁺] = 1.20 M at 25 °C.
(A)1.20 M
(B)2.00 M
(C)0.50 M
(D)0.10 M
(E)1.00 M

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