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At 25^(@)C the enthalpy change, for the ...

At `25^(@)C` the enthalpy change, for the ionization of trichloroacetic acid is `+"6.3 kJ mol"^(-1)` and the entropy change, is `+"0.0084 kJ mol"^(-1)K^(-1)`. Then pKa of trichloro acetic acid is

A

1.74

B

2.52

C

0.66

D

4.72

Text Solution

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The correct Answer is:
C
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