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What does pKa mean?

  1. Apr 19, 2012 #1
    What does "pKa" mean?

    Just need to double check, pKa means -log(Ka) right? Or does it mean log(Ka)?
  2. jcsd
  3. Apr 19, 2012 #2


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    Staff: Mentor

    Re: What does "pKa" mean?

    Yes, -log. Just like in pH, pOH. Also often pKsp (solubility product).
  4. Apr 20, 2012 #3
    Re: What does "pKa" mean?

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