Given the Following Standard Reduction Potentials Calculate the Formation Constant of Ag(NH₃)₂⁺ at 25

Given the following standard reduction potentials, $\begin{array}{ll}\mathrm{Ag}^{+}(\mathrm{aq}) +\mathrm{e}^{-} \rightarrow \mathrm{Ag}(\mathrm{s}) & \mathrm{E}^{0}=0.80 \mathrm{~V} \\\mathrm{Ag}\left(\mathrm{NH}_{3}\right) _{2}^{+}(\mathrm{aq}) +\mathrm{e}^{-} \rightarrow \mathrm{Ag}(\mathrm{s}) +2 \mathrm{NH}_{3}(\mathrm{aq}) & \mathrm{E}^{\circ}=0.04 \mathrm{V}\end{array}$ calculate the formation constant of Ag(NH₃) ₂⁺ at 25 ^$\circ$ C.

A) 6.1 * 10^-15
B) 1.5 * 10^-13
C) 6.9 * 10¹²
D) 1.6 * 10¹⁴
E) None of these

Correct Answer:

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