Waec Model Questions Vol1 2017 Chemistry Question 22

Practice objective / multiple choice question 22 from the 2017 Waec Model Questions Vol1 Chemistry examination.

Waec Model Questions Vol1 2017 Chemistry Objective / Multiple Choice Medium Difficulty

Question 22 WAEC_MODEL_QUESTIONS_VOL1 • 2017 • CHEMISTRY • objective

A galvanic cell is constructed as follows: Zn(s) | Zn^{2+} (0.010 M) || Cu^{2+} (0.10 M) | Cu(s). The standard reduction potentials are E°(Cu^{2+}/Cu)=+0.34 V and E°(Zn^{2+}/Zn)=‑0.76 V. Calculate the cell potential at 298 K.

Answer Options

A. 1.20 V

Correct Answer B. 1.13 V

C. 1.10 V

D. 0.58 V

Correct Answer

Correct Option:

1.13 V

About This Question

This is Waec Model Questions Vol1 2017 Chemistry Question 22. It is one of the objective questions from the 2017 Waec Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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Waec Model Questions Vol1 2017 Chemistry Question 22

A galvanic cell is constructed as follows: Zn(s) | Zn^{2+} (0.010 M) || Cu^{2+} (0.10 M) | Cu(s). The standard reduction potentials are E°(Cu^{2+}/Cu)=+0.34 V and E°(Zn^{2+}/Zn)=‑0.76 V. Calculate the cell potential at 298 K.

Answer Options

About This Question

Master the Exam!

A galvanic cell is constructed as follows: Zn(s) | Zn^{2+} (0.010 M) || Cu^{2+} (0.10 M) | Cu(s). The standard reduction potentials are E°(Cu^{2+}/Cu)=+0.34 V and E°(Zn^{2+}/Zn)=‑0.76 V. Calculate the cell potential at 298 K.