What Is Ecell at 25°C of the Spontaneous Cell Made

question 103

Multiple Choice

What is Ecell at 25°C of the spontaneous cell made from the Zn²⁺/Zn (0.76 V) and Br₂(l) /Br- (1.07 V) half cells if [Zn²⁺] = 10^-2 and [Br-] = 10^-4?

• A) 0.40 V
• B) 0.13 V
• C) 0.61 V
• D) 0.01 V
• E) 0.49 V

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Definitions:

Population Proportion

The fraction or percentage of individuals in a population who possess a specific attribute or characteristic.

Unbiased Estimator

An attribute of an estimator that ensures the expected value of the estimate equals the parameter being estimated.

Population Parameter

A numeric value that describes a characteristic of the entire population, such as the mean or standard deviation.

Unbiased Estimator

A statistical estimator that, on average, produces values equal to the parameter being estimated.