Waec Model Questions Vol1 2021 Chemistry Question 45
Practice objective / multiple choice question 45 from the 2021 Waec Model Questions Vol1 Chemistry examination.
A galvanic cell is constructed as Zn|Zn²⁺ (unknown concentration)||Cu²⁺ (0.10 M)|Cu at 25 °C. The standard reduction potentials are E°(Zn²⁺/Zn) = -0.76 V and E°(Cu²⁺/Cu) = +0.34 V. The measured cell EMF is 1.05 V. Calculate the concentration of Zn²⁺ in the cell. Give your answer in mol L⁻¹, correct to two significant figures.
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About This Question
This is Waec Model Questions Vol1 2021 Chemistry Question 45. It is one of the objective questions from the 2021 Waec Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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