1.

Which of the following in not used while preparing salt bridge​

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Answer:

Clarification: A salt bridge is a device used to CONNECT the oxidation and REDUCTION half-CELLS of a galvanic cell (a type of electrochemical cell). Strong ELECTROLYTES are generally used to make the salt bridges in electrochemical cells. SINCE ZnSO4 is not a strong electrolyte, it is not used to make salt bridges.



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