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CHM 112
Section 1

Homework Assignment #14
Due March 3, 2006 by 8:05 a.m.

Practice (not to be turned in): Review Question 15.5

A solution of an unknown acid is prepared with a concentration of 0.00148 M. After equilibrium is attained, the solution was found to have a per cent ionization equal to the last four digits of your Student ID Number divided by 103 ( = Last4ID/103 %). Calculate the Ka and pKa for the unknown acid.



Turn in the following on a clean, full sheet of paper (not torn out of a notebook):

Name
Student ID Number
The answer to the question.