Click on the picture of the spreadsheet you would like to download.
Note: These will only work in Excel 2003 or earlier. You will also need to allow macros to run in Excel to make these work. On Excel's "Tools" menu, select "Macro" then "Security". Set the security level to medium, and then when you open these files you will have the option of allowing macros to run.
Distributions and Confidence Intervals

Dissociation Fractions for Diprotic Acid/Base
Titrations of Monoprotic Acid (first worksheet) or Base (second worksheet)
Titrations of Diprotic Acid (first worksheet) or Base (second worksheet)
Spectroscopic Analysis of A Mixture