8. To what volume should a solution of 2.50 g of technical sodium sulfite containing 40.30% Na2SO3 be brought so that 12.80 cm3 of a KMnO4 solution with C (1/5 KMnO4) = 0.100 mol / dm3.
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.