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A certain indicator (an organic dye) has...

A certain indicator (an organic dye) has `pK_(a)=5`. For which of the following titrations may it be suitable

A

Acetic acid against NaOH

B

Aniline hydrochloride against NaOH

C

Sodium carbonate against HCI

D

Barium hydroxide against oxalic acid

Text Solution

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The correct Answer is:
c
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