Chemistry

Problem

Given that

K_{sp}

\text{CuS} = 10^{-35}

and

E_{\text{Cu}/\text{Cu}^{2+}}^\circ = -0.34 \text{ V}

. The standard oxidation potential of

\text{Cu} | \text{CuS} | \text{S}^{2-}

half cell is ..... a. 1.0 V b. 0.693 V c.

-0.690 \text{ V}

-1.0 \text{ V}