Chemistry · Electrochemistry
The mean activity coefficient (γ ± ) of a 0.1 m aqueous solution of CdCl 2 at 298 K and 1 bar is 0.228. Under these conditions, the potential of the cell Cd(s) | CdCl 2 (aq., 0.1 m) | AgCl(s) | Ag(s) is: [Given: E°(AgCl/Ag, Cl - ) = 0.22 V; E°(Cd 2+ /Cd) = -0.40 V]
- 10.75 V✓
- 20.62 V
- 30.89 V
- 40.49 V
Correct answer
0.75 V
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