1. Here is a keynote about the pH scale. the keynote might be helpful in dealing with the hydronium and hydroxide ions and their relationship to pH and pOH. Enjoy
2. Here is a general outline for the pH lab. the idea is to make separate titration curves for a strong base added to a weak acid and a strong acid ( in a separate titration).
Please try and use logger pro for the graph entries. You can download logger pro to your computer by following the following instructions.