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GrogVix [38]
3 years ago
12

All amino acids have two ionizable groups (an alpha-amino group with pKa~9.3, and an alpha-carboxyl group with pKa~2.2). Lysine

also has an ionizable side-chain (R) with a pKa of 10.5. What percentage of the Lysine side chain is deprotonated at pH 11.5?
Please show work.




0.099%



9.1%



0.99%



90.9%
Chemistry
1 answer:
raketka [301]3 years ago
8 0
The answer will be 9.1 % 
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