23. Решение задачки по химии №122

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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