Neco 2024 Chemistry Question 29

Practice objective / multiple choice question 29 from the 2024 Neco Chemistry examination.

Neco 2024 Chemistry Objective / Multiple Choice Medium Difficulty
Question 29 NECO • 2024 • CHEMISTRY • objective

Consider a galvanic cell: \(\text{Zn}| \text{Zn}^{2+}(0.010\ \text{M}) || \text{Cu}^{2+}(0.10\ \text{M})| \text{Cu}\). Standard reduction potentials are \(E^{\circ}_{\text{Zn}^{2+}/\text{Zn}} = -0.76\ \text{V}\) and \(E^{\circ}_{\text{Cu}^{2+}/\text{Cu}} = +0.34\ \text{V}\).\n\n(a) Calculate the cell potential \(E\) at \(25^{\circ}\text{C}\).\n(b) Using the standard cell potential, determine the equilibrium constant \(K\) for the overall reaction.

Answer Options

Correct Answer A. a) 1.13 V; b) K ≈ 1.5×10³⁷
B. a) 1.13 V; b) K ≈ 3.0×10³⁶
C. a) 0.92 V; b) K ≈ 5.0×10²⁸
D. a) 0.58 V; b) K ≈ 2.3×10¹⁹
Correct Answer
A
Correct Option:
a) 1.13 V; b) K ≈ 1.5×10³⁷

About This Question

This is Neco 2024 Chemistry Question 29. It is one of the objective questions from the 2024 Neco Chemistry examination.

Difficulty level: Medium .

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