Equilibrium - Chem 125 Winter 2008 Dr Retsek Name Partner...

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Chem 125 Dr. Retsek Winter 2008 Name: ___________________________ Date of Experiment: ________________ Partner: __________________________ Partner: __________________________ Lab (circle one): W 8 – 11 W 12 – 3 Experiment 6: Determination of an Equilibrium Constant Lab Report Due: Beginning of lab during week 7 (week of February 18 th to 22 nd ). Part 1: Absorbance of Standard Solutions Concentration of FeSCN 2+ in stock solution: In the space below, show how you calculated the concentration of FeSCN 2+ in the stock solution. In the table below, record the results of your observations for each of the standard solutions you made. Title this table (in the space below) and use units where appropriate. Tube No. Volume of FeSCN 2+ stock solution Volume of HNO 3 solution [FeSCN 2+ ] in Standard Solutions Absorbance 1 2 3 4 5 In the space below, show how you calculated the [FeSCN 2+ ] for standard tube #2:
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