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How long will it take to deposit eleectr...

How long will it take to deposit eleectrolyically voltsmeter127 g of copper on the copper on the cathode of a copper voltameter by a currect of 50 A?
`("ECE of copper= "0.0003294g//C)`

Text Solution

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The correct Answer is:
7711 s
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How long will it take to deposit electrolytically 10.79 g of silver on the cathode of a silver voltameter by a current of 25 A ? (ECE of silver= 0.001118 g C^(-1) ).

A metal surface of surface area 250 cm^(2) is to coated onboth sides with copper by eletrolysis .How long will it take to deposit copper lauyer 0.01 cm in thick if a currect of 1.5 A is used ECE of copper =0.0003gC^(-1) and density of copper =9 g cm^(-3)

Knowledge Check

  • On electrolysis of copper chloride, copper is deposited at the cathode,which forms a _________layer on the cathode.

    A
    blackish
    B
    reddish
    C
    whitish
    D
    bluish
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    1 Faraday
    B
    4 Coulomb
    C
    4 Faraday
    D
    1 Ampere
  • The quantity of electricity needed to deposit 127.08 g of copper is :

    A
    1 faraday
    B
    4 coulomb
    C
    4 faraday
    D
    1 ampere
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