2. From an alloy of 0.500 g, after dissolution and treatment with hydrogen peroxide, 300 cm3 of a colored solution was obtained, the optical density of which in a 5 cm cuvette is 0.150. Determine the mass fraction of titanium in the alloy (in%) if the molar absorption coefficient is 4000.

If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.