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23. Solving a chemistry problem
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Uploaded: 25.05.2024
Content: 7.docx 14,9 kB
Uploaded: 25.05.2024
Content: 7.docx 14,9 kB
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7. Calculate the minimum detectable mass amount of iron (III) (in mg) by reaction with sulfosalicylic acid in an ammonia medium with an absorbing layer thickness of 5.0 cm and a minimum volume of colored solution of 5 cm3. The molar absorption coefficient of the complex is 4000. The minimum optical density measured by a photocolorimeter is 0.01.
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