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T.A. Section Preparation for Experiment 5
A. Read Experiment 5 in the lab manual and prepare a Procedural Outline and Data Table for it. B. Answer the following questions and work the following problems as the Laboratory
Preparation for Experiment 5. 1. Draw acetyl salicylic acid. Circle the portion of this molecule that reacts with OH— in your
characterization experiment. Where do the OH ions come from? 2. Sketch the graph of pH (y-axis) vs. volume of added NaOI-I (x-axis) that you expect to
obtain for the titration of aspirin by NaOH. Label the equivalence pomt and half— equjvalence points on your graph. Label pH 7.0 on your y-axis. 85 ...
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- Fall '08