REPORT SHEET EXPERIMENT Colorimetric 22 Determination of an Equilibrium Constant in Aqueous Solution A. Preparation of the Calibration Curve Concentration of Fe(NO) in 0.10 MHNO3 solution O 2 M Concentration of NaSCN in 0.10 M Nos solution 0.002 M Flask Number volume of NascN, mL O Solution Initial [SCNT], M x 10-5 Equil. [FeNCs: MM Percent T 13.2 21.2. Absorbance 0.412. B. Determination of the Equilibrium Constant Concentration of Fe(NO3)3 in 0.10 MHNOn solution 0.002 M. Concentration of NasCN in o.10 M HNo, solution 0.002 M. Test Tube Number Solution Temperature Volume of Fe (NO3, 5 Solution, mL Volume of NaSCN Solution, mL Initial [Fe M 0.00 0.001 0.001 0.001 0.001 0.001 8.0x10 0.001 Initial [SCN 1. M 293