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Topic: pKa question  (Read 5011 times)

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Offline Paulo1913

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pKa question
« on: May 15, 2009, 09:37:56 PM »
What is the answer to this question?

Explain why lysine has 3 pKa values of 2.18, 8.95 and 10.55?

I have no idea.... :(

Offline sjb

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Re: pKa question
« Reply #1 on: May 16, 2009, 04:55:39 AM »
What does having a pKa mean, in terms of the chemical?

Offline Floreaa

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    • A chemistry question daily
Re: pKa question
« Reply #2 on: May 16, 2009, 10:22:20 AM »
Are you sure it is pKa? Because I think that the problem said Ka (acidity constant). Am I right?

Offline Loyal

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Re: pKa question
« Reply #3 on: May 17, 2009, 03:34:16 AM »
Are you sure it is pKa? Because I think that the problem said Ka (acidity constant). Am I right?

Those look like pKa not Ka
Chemistry Student(Senior) at WSU

Offline Paulo1913

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Re: pKa question
« Reply #4 on: July 09, 2009, 11:21:06 PM »
Yes they are Pka. If they were Ka wouldn't they be decimals?

Offline AWK

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