Manipal Engineering Manipal Engineering Solved Paper-2010

  • question_answer
    A silver cup is plated with silver by passing 965C of electricity. The amount of\[Ag\]deposited is

    A) 107.89 g               

    B) 9.89 g

    C) 1.0002 g        

    D)        1.08 g

    Correct Answer: D

    Solution :

    \[A{{g}^{+}}{{e}^{-}}\xrightarrow{{}}Ag\] \[\therefore \]\[96500\,\,C\]are required to deposite\[Ag\]                                 \[=108g\] \[\therefore \]\[965\,\,C\]are required to deposite\[Ag\]                 \[=\frac{108}{96500}\times 965\]


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