Given the equilibrium constant of the reaction:

is , calculate the of this reaction at 298 K.

Question

Given the equilibrium constant  of the reaction:

is , calculate the  of this reaction at 298 K.

Canvas Classes · Accepted Answer

Strategy:
 Use the Nernst-derived relation  at equilibrium. First, balance the reaction to find the number of electrons transferred ().

Step 1: Balance reaction and find 
Reaction: 
- Cu is oxidized: 
- Ag is reduced: 
Total .

Step 2: Calculate 
.

Comparing with options,  is the closest (often using slightly different constants like ).

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