25 Determine the molar extinction coefficient of potassium chromate if the relative optical density is 2.65 * 10-3 M potassium chromate solution, measured at λ=372.5 nm in a cuvette with l=2.3 mm in relation to a reference solution containing 1* 10-3 mol/l potassium permanganate, was equal to 1.38.
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
No feedback yet