A salt bridge :

is not used in a galvanic cell

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completes the circuit

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increases the rate of reaction

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provides an easy handle to carry the cell

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None of these

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Solution

The correct option is D completes the circuit
A salt bridge completes the circuit.

A salt bridge connects two half cells. It helps in flow of ions between two half cells. Thus, a salt bridge maintains electrical neutrality.

Hence, the correct option is B.

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Similar questions

The chemical used in salt bridge in a galvanic cell is:

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