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Saturated solution of KNO3 is used to make "salt-bridge' because (a) velocity of K^+ is greater than that of NO3

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Saturated solution of KNO3 is used to make "salt-bridge' because  

(a) velocity of K+ is greater than that of NO3 

(b) velocity of NO-3 is greater than than of K+ 

(c) velocity of both K+ and NO-3 are nearly the same 

(d) KNO3 is highly soluble in water

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1 Answer

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Best answer

The correct option (c) velocity of both K+ and NO-3 are nearly the same

Explanation:

Velocity almost same, so conductivity in cathodic and anodic compartments is not affected.

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