A Concentration Cell Is Constructed Using Two Ni Electrodes with Ni²⁺

question 7

Multiple Choice

A concentration cell is constructed using two Ni electrodes with Ni²⁺ concentrations of 1.70 M and 4.40  10^-4 M in the two half-cells. The reduction potential of Ni²⁺ is -0.23 V. Calculate the potential of the cell at 25°C.

• A) -0.212 V
• B) +0.106 V
• C) +0.336 V
• D) -0.244 V
• E) -0.0180 V

---

Definitions:

Self-report

A method of gathering information where individuals provide data about themselves, often used in surveys, questionnaires, and research studies.

Medical History

A record of an individual's past health conditions, surgeries, treatments, allergies, and other medically relevant information, typically gathered by healthcare professionals to inform patient care.

Behavioral Cues

Indicators or signs expressed through someone's actions or behaviors that can reveal their feelings or intentions.

Chronic Pain

Persistent pain that lasts weeks to years, often without a clear cause.