For the determination of Fe3 +, 25 mL of sample taken from sea water is diluted to 100 mL and a quantity of the obtained solution is taken and Fe3 + is determined by atomic absorption spectrophotometer. The absorbance values of the standard and sample solutions are below, and calculate the Fe3 + concentration in sea water in mg / L by drawing the relevant graph. Solution Absorbance 1 mg / L Fe3 + 0.0409 5 mg / L Fe3 + 0.2051 10 mg / L Fe3 + 0.4116 15 mg / L Fe3 + 0.6208 20 mg / L Fe3 + 0.8222 Sample Solution 0.5155

For the determination of Fe3 +, 25 mL of sample taken from sea water is diluted to 100 mL and a quantity of the obtained solution is taken and Fe3 + is determined by atomic absorption spectrophotometer. The absorbance values of the standard and sample solutions are below, and calculate the Fe3 + concentration in sea water in mg / L by drawing the relevant graph. Solution Absorbance 1 mg / L Fe3 + 0.0409 5 mg / L Fe3 + 0.2051 10 mg / L Fe3 + 0.4116 15 mg / L Fe3 + 0.6208 20 mg / L Fe3 + 0.8222 Sample Solution 0.5155

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter26: Molecular Absorption Spectrometry

Section: Chapter Questions

Problem 26.1QAP

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