01. Решение задачи по химии 3

25. What mass of ore containing about 60% Fe2O3 should be taken for analysis so that, after appropriate processing, 20.00 ml of 0.1 N is used to titrate the resulting iron (II) salt? KMnO4 solution (f (KMnO4)=1/5).

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