Which one of the statements below is false? a) A SCE (standard calomel electrode) is an example of a metal electrode of the second kind. b) A Zn electrode in contact with a solution containing Zn2+ represents a metal electrode of the second kind. c) An electrode responding to the activity of an ion in equilibrium with Mn+ (where M is a metal) is termed an electrode of the second kind. d) In potentiometry, the potential measured across an electrochemical cell is proportional to the analyte’s activity.
Which one of the statements below is false?a) A SCE (standard calomel electrode) is an example of a metal
electrode of the second kind.
b) A Zn electrode in contact with a solution containing Zn2+ represents a metal electrode of the second kind.
c) An electrode responding to the activity of an ion in equilibrium with Mn+ (where M is a metal) is termed an electrode of the second kind.
d) In potentiometry, the potential measured across an electrochemical cell is proportional to the analyte’s activity.
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