136. Задачка по химии №013 615

When determining the aluminum content, 20 cm3 of a 0.0452 M solution of complexone III was added to a solution of a sample of the substance, and 6.05 cm3 of a 0.05 M solution of ZnSO4 was used to titrate the excess of the latter. Calculate the mass of aluminum in the sample.

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