101 Решение задачки по химии №010 2487

The optical density of the divalent copper solution, measured in relation to the reference solution at a layer thickness of 20 mm, is 0.287. Calculate the copper concentration if the reference solution contained 0.00338 mg of divalent copper in 10 ml of solution, and the molar light absorption coefficient of the copper complex is 4* 10^3

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