Posted by Lucinda on Thursday, May 27, 2010 at 7:01am.
Hi Lucinda:
This is a buffer:
pH = pKa + log [base] / [acid]
pH = 9.241 + log [70.90 x 0.1300] /
[ 11.10 x 0.278]
= 9.72
For future questions, I can be reached at
(559) 709-2022
or
zdarakjian
atgmail
dotcom
Thank you
Zareh Darakjian, Ph.D.
University of California
Researcher, Instructor, Tutor
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