Pre-lab question 1: Standard solutions are made using the volumes and concentrations listed in the table below. Calculate the final concentration of SCN and FeSCN2+ in the solution. Report all calculations involving the NaSCN data to 3 significant figures. A B C D E F Volume 0.00200 M 0.25 mL 0.50 mL 0.75 mL 1.00 mL 1.25 mL 6.00 mL NaSCN added mL [Fe3+] 0.200M added Approximate [Fe3+] in solution Mol NaSCN added Mol SCN added [SCN] ion in standard solution [FeSCN²+] in standard solution Absorbance 0.043 0.087 0.125 0.173 0.211 1.050
Pre-lab question 1: Standard solutions are made using the volumes and concentrations listed in the table below. Calculate the final concentration of SCN and FeSCN2+ in the solution. Report all calculations involving the NaSCN data to 3 significant figures. A B C D E F Volume 0.00200 M 0.25 mL 0.50 mL 0.75 mL 1.00 mL 1.25 mL 6.00 mL NaSCN added mL [Fe3+] 0.200M added Approximate [Fe3+] in solution Mol NaSCN added Mol SCN added [SCN] ion in standard solution [FeSCN²+] in standard solution Absorbance 0.043 0.087 0.125 0.173 0.211 1.050
Chapter4: Calculations Used In Analytical Chemistry
Section: Chapter Questions
Problem 4.24QAP
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