The standard Gibbs energy for the given cell reaction in at 298 K is:

(Faraday's constant, )

Question

The standard Gibbs energy for the given cell reaction in  at 298 K is:

(Faraday's constant, )

Canvas Classes · Accepted Answer

🧠 Direct ΔG° = -nFE° Formula

The reaction is the standard Daniel cell: ,  (each metal undergoes a 2-electron change).

is given (artificial, but use as stated).
 (as given, slightly rounded from 96485).

🗺️ Plug In

.

Answer: (d) -384.

⚡ The Smart Move

The formula  is straight thermodynamics — no Nernst, no temperature correction (we're at standard state). When the question gives both  and  directly, this is a one-line computation.

Sign-check: positive  means spontaneous, which means . S

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