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Saturated solution of KCl (or) Na2SO4 is...

Saturated solution of KCl (or) `Na_2SO_4` is used to make salt bridge because

A

velocity of `K^+` is greater than that of `Cl^-`

B

velocity of `Cl^-` is greater than that of `K^+`

C

velocity of both `K^+` and `Cl^-` are nearly the same

D

KCl is highly soluble in water

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The correct Answer is:
C
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