Experimental: Dissolve an accurately weighed sample of 100 mg ( mmol) of iodine in 20 mL of water containing excess KI (~1 g, mmol) in a 25mL beaker. The solution should be a deep brown in color. mmol of 0.250 g) Accurately weigh 250-300 mg of sodium thiosulfate pentahydrate (calculate into a 25-mL volumetric flask. Fill the flask to the mark with water.

Experimental: Dissolve an accurately weighed sample of 100 mg ( mmol) of iodine in 20 mL of water containing excess KI (~1 g, mmol) in a 25mL beaker. The solution should be a deep brown in color. mmol of 0.250 g) Accurately weigh 250-300 mg of sodium thiosulfate pentahydrate (calculate into a 25-mL volumetric flask. Fill the flask to the mark with water.

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter31: Introduction To Analytical Separations

Section: Chapter Questions

Problem 31.19QAP

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