SaraNextGen.Com

The standard Gibbs energy for the given cell reaction in kJ mol−1 at 298 K is

 Zn(s) +Cu2+(aq)Zn2+(aq)+ Cu(s), E° = 2 V at 298 K (Faraday’s constant, F = 96000 C mol−1)

(a)

192

(b)

384

(c)

−384

(d)

−192



Question ID - 52566 | SaraNextGen Top Answer

The standard Gibbs energy for the given cell reaction in kJ mol−1 at 298 K is

 Zn(s) +Cu2+(aq)Zn2+(aq)+ Cu(s), E° = 2 V at 298 K (Faraday’s constant, F = 96000 C mol−1)

(a)

192

(b)

384

(c)

−384

(d)

−192

1 Answer
127 votes
Answer Key / Explanation : (c) -

G° = − nF

        =−2 × (96000) × 2 V                                                               

        = −384 kJ/mole

127 votes


127