Hydrofluoric Acid, HF, Is a Weak Acid

question 192

Multiple Choice

Hydrofluoric acid, HF, is a weak acid. Which of the following is the correct expression for the K_a of hydrofluoric acid?

• A) [H₃O⁺][HF]/[F⁻]
• B) [HF]/[ H₃O⁺][F⁻]
• C) [H₃O⁺][F⁻]/[HF]
• D) [HF][F⁻]/[ H₃O⁺]

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A strategic planning tool used to evaluate and prioritize ideas or options by placing them on a grid based on two criteria.