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What is the mass of silver deposited when 24,125 C of electricity is passed through...

Chemistry
WAEC 2020

What is the mass of silver deposited when 24,125 C of electricity is passed through a solution or silver salt.

[Ag = 108, IF = 96,500 C ]

  • A. 432g
  • B. 108g
  • C. 54g
  • D. 27g
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Correct Answer: Option D
Explanation

Ag + e → Ag

1 mole of Ag+ = 108

i.e 108 X 1 X 96500

But, 24,125C will produce ( 108 X 24,125 ) / ( 1 X 96500 )

Ag = 27g

 

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