Tuesday, February 16, 2016

"Mystery" Acid Lab

This lab was very similar to the titrations lab. We had to standardize a base (NaOH) then titrate a mystery acid (which turned out to be the aspirin we made earlier in the year) in order to determine its molar mass. We essentially had the same procedure as the titrations lab except we titrated the aspirin instead of the vinegar in this lab. The only problem that came up was that the mystery acid took a long time to dissolve in the water, so we spent a long time on waiting for the mystery to dissolve. Eventually, Frankenberg decided that we needed to put the acid solution on a hot plate to speed up the process, and that helped immensely.

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