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JEE Main Chemistry question

ChemistryElectrochemistryJEE Main

1.05 g of a lead ore containing an impurity of Ag was dissolved in and the volume was made up to 350 mL. An Ag electrode was dipped in the solution to form the cell . The is 0.503 V at 298 K. The percent of silver in the ore is ( V)

Answer: (A)

Solution

Cell reaction: , . Nernst: . Solving, $(1/x)=5.025⇒

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Question ID VK-143758