P2 S3 Pre Lab

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Chemical Thinking P2S3 Pre-Lab Worksheet v1.1 | Project 2 Session 3 Pre-Lab Worksheet GRADE ____ /10 p Question 1 Dilution Calculations (6 p) You wish to construct a calibration curve (plot) for an FD&C food dye. Suppose you have a stock solution that is 9.65 x 10 -6 M in this dye. Complete the following table (fill in the blanks) showing how the different calculations were performed ( if you don’t remember how to properly present calculations please go back to the Project 1 report to refresh your memory ) Stock Concentration Volume of Stock (mL) Volume of Diluent (mL) Diluted Sample Concentration (M) 9.65 x 10 -6 M 5.00 0.00 9.65 x 10 -6 3.67 1.33 7.08 x 10 -6 2.50 2.50 4.83 x 10 -6 1.33 3.67 2.57 x 10 -6 0.33 4.67 6.37 x 10 -7 Question 2 Determining the Molar Absorptivity (4 p) You wish the determine the
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