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74. Solving a chemistry problem
Uploaded:
15.11.2022
Content: 2.rar 13,23 kB
Content: 2.rar 13,23 kB
Product description
2. Acetone, NH4CNS solution and water were added to 1 ml of solution containing Fe(III) up to 100 ml. Colorimetry was carried out in a cuvette 2 cm long. At 480 nm, the optical density of the colored solution was 0.75, and the molar light absorption coefficient was 1400. Calculate the concentration of Fe(III) in the analyzed solution.
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