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Calculate the PH of a 2

Question 107

Multiple Choice

Calculate the pH of a 2.0  10^-⁵ M solution of HOC₆H₅. (K_a = 1.6  10^-¹⁰)

A) 6.94
B) 6.75
C) 7.06
D) 7.25
E) none of these

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