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MHT CET · Chemistry · Electrochemistry

What current strength is required to deposit \(36 \mathrm{~g}\) of \(\mathrm{Ag}\) in 7 minute from \(\mathrm{AgNO}_3\) solution by electrolysis? (Atomic mass \(\mathrm{Ag}=108)\)

  1. A 11.44 amp
  2. B 5.72 amp
  3. C 76.6 amp
  4. D 38.3 amp
Verified Solution

Answer & Solution

Correct Answer

(C) 76.6 amp

Step-by-step Solution

Detailed explanation

\(\begin{aligned} & W=\frac{E}{F} I t \\ & 36=\frac{108}{96500} \times \mathrm{I} \times 7 \times 60 \\ & I=76.6 \mathrm{amp}\end{aligned}\)