If the \( \mathrm{pH} \) of 0.001 potassium propionate solution be ...

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If the \( \mathrm{pH} \) of 0.001 potassium propionate solution be
P 8.0 , then the dissociation constant of propionic acid

W will be
(1) \( 10^{-3} \)
(2) \( 10^{-2} \)
(3) \( 10^{-2.5} \)
(4) \( 10^{-5} \)
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