Multiple choice

A wet-chemical cell capable of producing a highly stable voltage is

  1. The Clark cell

  2. An electrochemical cell

  3. Galvanic cell

  4. Commodity cells
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A Correct answer
Explanation

The Clark cell, is a wet-chemical cell that produces a highly stable voltage usable as a laboratory standard.It uses a zinc, or zinc amalgam, anode and a mercury cathode in a saturated aqueous solution of zinc sulfate, with a paste of mercurous sulfate as depolarizer.

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