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A sample of 100 mL of a solution of a we...

A sample of 100 mL of a solution of a weak monoprotic acid of unknown concentration is titrated with `0.500 M NaOH` to give the titration curve shown. All of the statements are correct except:

A

Phenolphthalein would be a suitable indicator for this titration

B

A buffer solution is formed when 15 mL of `NaOH` is added

C

The `pK_(a)` of the acid is 4.0

D

The initial concentration of the acid is `0.10M`

Text Solution

Verified by Experts

The correct Answer is:
C
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