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What Is the Ecell for the Following Cell at 25

question 126

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What is the Ecell for the following cell at 25 °C?
Pt(s) ∣ Fe2+ (aq,0.0562 M) ,Fe3+ (aq,0.253 M) What is the E<sub>cell</sub> for the following cell at 25 °C? Pt(s) ∣ Fe<sup>2+</sup> (aq,0.0562 M) ,Fe<sup>3+</sup> (aq,0.253 M)    Ag+ (aq,0.334 M) ∣ Ag(s)  Ag<sup>+</sup>(aq) + e<sup>-</sup> → Ag(s) E° = 0.800 V Fe<sup>3+</sup>(aq) + e<sup>-</sup> → Fe<sup>2+</sup> E° = -0.771 V A) -0.038 V B) 1.500 V C) -0.004 V D) 0.096 V E) 0.039 V Ag+ (aq,0.334 M) ∣ Ag(s)
Ag+(aq) + e- → Ag(s) E° = 0.800 V
Fe3+(aq) + e- → Fe2+ E° = -0.771 V


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