JAMB Chemistry 2017 Objective — Question 33

Question 33 of 40 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2017 Objective paper, with the correct answer and a full explanation.

Calculate the amount in moles of silver deposited when 9650C of electricity is passed through a solution of silver salt (1F=96500Cmol⁻¹).

A. A. 0.03
B. B. 10.80
C. C. 10.00
D. D. 0.10Correct

Explanation

Ag⁺(aq)+e⁻→Ag(s); 1 mole Ag requires 1F (96500C). Moles deposited = 9650/96500 = 0.10 mol.

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