alleryThe electrolytes of the two half-cells are joined by a:
AMetal wire
BGlass tube
CRubber cork
DSalt bridge
Answer & Solution
Correct answer: D. Salt bridge
1. A wire joins the electrodes on the outside of the cell.
2. The two electrolytes have to be joined internally as well.
3. A salt bridge makes that connection.
_Source: syllabus Chemistry Part I, Chapter 3, Electrochemistry._
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