What Is the E_cell for the Following Cell at 25

question 126

Multiple Choice

What is the E_cell for the following cell at 25 °C?
Pt(s) ∣ Fe²⁺ (aq,0.0562 M) ,Fe³⁺ (aq,0.253 M) Ag+ (aq,0.334 M) ∣ Ag(s)
Ag⁺(aq) + e^- → Ag(s) E° = 0.800 V
Fe³⁺(aq) + e^- → Fe²⁺ E° = -0.771 V

• A)-0.038 V
• B)1.500 V
• C)-0.004 V
• D)0.096 V
• E)0.039 V

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Definitions:

Subsidiary Cells

Plant cells surrounding guard cells in the epidermis, supporting the function of stomata in gas exchange and transpiration.

Epidermal Cells

Cells that make up the outer layer of skin in animals or the outer layer of cells in plants, serving as a protective barrier.

Chloroplasts

Organelles present in plant and algal cells responsible for photosynthesis, where conversion of sunlight into chemical energy takes place.

Ultraviolet Radiation

A type of electromagnetic radiation from the sun with wavelengths shorter than visible light but longer than X-rays, capable of causing chemical reactions and damaging living tissue.