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Module 5 Chapter 23 (23.3 Iodine/ Thiosulfate (Analysis of copper…

- - - - Definition- emf of a half cell connected to a standard hydrogen half-cell under standard conditions
      - Standard chosen= half cell containing hydrogen gas and solution containing H+ aq ions
      - Platinum electrode used
      - Standard conditions- 298K, 1atm, solution conc= 1moldm-3
      - Shows relative tendency to gain electrons compared to hydrogen
- - - - Iron (II)ions
      - Ethanedioic acid (COOH)2