05 pKa of methyl red - UV-Vis expt - prelab questions_page_1

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Chem4229-Instrumental Methods of Analysis UV-vis Spectroscopy Preliminary Report Experiment 7: pKa of methyl red from UV-vis spectroscopy 1. Calculate the concentration of stock solution (Molar mass of red=269.3 g/mol). Show your calculation. 2. What is the significance of the isosbestic point? 3.…