GATE Chemistry - GATE 2017-2018 Questions and Answers

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At 298 K, the EMF of the cell

Pt|H₂(1 bar)|H⁺(solution)||CI^-|Hg₂CI₂|Hg

is 0.7530 V. The standard potential of the calomel electrode is 0.2802 V. If the liquid junction potential is zero, the pH of the solution is

4.7

7.4

8.0

12.7

Answer : Option C

Explanation :

-NA-

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