If Kₐ for acetic acid is 1.78*10⁻⁵, the pKₐ of acetic acid is _________

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If Kₐ for acetic acid is 1.78*10⁻⁵, the pKₐ of acetic acid is _________

Options:

A . 0.475

B . 4.75

C . 2.5

D . 0.25

Answer: Option B
Answer: (b).4.75

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