A scientist needed to determine the concentration of a solution of iron(II) ions. To do this, they titrated 40.0 mL of the analyte against 0.0100 M potassium permanganate solution. The titration was repeated multiple times to improve the accuracy. Determine the concentration of the solution of iron (II) ions.

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A scientist needed to determine the concentration of a solution of iron(II) ions. To do this, they titrated 40.0 mL
of the analyte against 0.0100 M potassium permanganate solution. The titration was repeated multiple times to
improve the accuracy.
Determine the concentration of the solution of iron (II) ions.
a Choose the correct titration runs, and calculate the average titer
of potassium permanganate.
(To avoid introducing rounding errors on intermediate
calculations, enter your answer to five significant figures.)
Average titer of potassium permanganate =
ml
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Trial Run Titer
Run 1 Titer
Run 2 Titer
Run 3 Titer
Run 4 Titer
14.20 ml
13.30 mL
13.10 mL
11.60 mL
13.20 mL
Transcribed Image Text:A scientist needed to determine the concentration of a solution of iron(II) ions. To do this, they titrated 40.0 mL of the analyte against 0.0100 M potassium permanganate solution. The titration was repeated multiple times to improve the accuracy. Determine the concentration of the solution of iron (II) ions. a Choose the correct titration runs, and calculate the average titer of potassium permanganate. (To avoid introducing rounding errors on intermediate calculations, enter your answer to five significant figures.) Average titer of potassium permanganate = ml Show/Hide Help Trial Run Titer Run 1 Titer Run 2 Titer Run 3 Titer Run 4 Titer 14.20 ml 13.30 mL 13.10 mL 11.60 mL 13.20 mL
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