Calculate the pH of a 1.60 mol L^-1 KBrO solution. K_a for hypobromous acid, HBrO, is 2.0 × 10^-9. A)2.55 B)4.25 C)9.75 D)11.45

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KBrO is a salt of the weak acid HBrO and the strong base KOH. In solution, BrO⁻ will hydrolyze to form OH⁻, making the solution basic. Calculate Kb using Kw/Ka, then find [OH⁻] and pOH, and finally pH = 14 - pOH. The pH is approximately 11.45.

Calculate the PH of a 1