A

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Q. The emf of a Deniell cell Zn | Zn2+ || Cu2+ | Cu can be increased by

  • (A) Decreasing the surface area of the electrodes
  • (B) Increasing the concentration of zinc sulphate solution
  • (C) Increasing the surface area of the electrodes
  • (D) Increasing the concentration of copper sulphate solution

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