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JEE Main Chemistry question

ChemistryElectrochemistryJEE Main

If a hydrogen electrode is dipped in two solutions of pH = 4 and pH = 6 at 1 atm pressure and a salt bridge is connected, the e.m.f. of the resulting cell is V.

Answer: 0.12

Solution

The lower- electrode (pH 6) is the anode and the higher- electrode (pH 4) is the cathode.

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Question ID VK-144172