36. Solving a chemistry problem

36. Solving a chemistry problem

5. In the voltammetric determination of formaldehyde in ethyl alcohol with a volume of 20.00 ml, a wave with a height of 6.5 mm was obtained. After adding 5.00 ml of a standard solution of formaldehyde with a concentration of 0.02 mol/L, the wave height increased to 18 mm. Calculate the molar concentration of formaldehyde in ethyl alcohol.

Additional information:

If the file does not open for you, install the Rar archiver program. Inside the archive, the solution is in WORD format.