Use the Standard Half-Cell Potentials Listed Below to Calculate the Standard

question 42

Multiple Choice

Use the standard half-cell potentials listed below to calculate the standard cell potential for the following reaction occurring in an electrochemical cell at 25°C. (The equation is balanced.) Br₂(l) + 2Cl^-(aq) → 2Br^-(aq) + Cl₂ (g)
Br₂(l) + 2 e → 2Br^-(aq) E°= 1.09 V
2Cl^- (aq) → Cl₂(g) + 2 e ^{- E}°= -1.36 V

• A) +0.93 V
• B) +2.24 V
• C) +2.45 V
• D) +5.47 V
• E) +0.67 V

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Definitions:

Straight-Line Amortization

A method of systematically reducing the cost value of an intangible asset over its useful life by charging equal expense amounts to each accounting period.

Effective-Interest Method

A method of calculating the interest expense on a bond or loan by applying the constant interest rate to the outstanding balance of the debt for each period.

Bond Discount

The discrepancy between a bond's nominal value and its market price when it is traded at a price below its nominal value.

Expense Recognition Principle

An accounting guideline that dictates expenses to be recorded in the period they are incurred to generate revenue, ensuring accurate financial statements.