Determine the pH of a 0.15 M aqueous solution of KF. For hydrofluoric acid, K_a= 7.0 × 10^-⁴.

Name: Determine the pH of a 0.15 M aqueous solution of KF. For hydrofluoric acid, K a = 7.0 × 10 - 4 .
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KF is a salt of a strong base (KOH) and a weak acid (HF). In water, KF dissociates into K+ and F-. The F- ion hydrolyzes to form HF and OH-, making the solution basic. Using the Kb of F- (Kw/Ka of HF), we find the pH to be approximately 8.2.

Determine the PH of a 0