111. Solving a chemistry problem
Seller: Derkach
Price: 1.17 USD
Available. The final price depends on the selected options and is checked before payment.
Product description
What percentage of Na2S2O3 * 5H2O is contained in a sample of technical sodium thiosulfate, if from a sample of the preparation 0.1852 g after the oxidation of S2O3 2- to SO4 2- a BaSO4 precipitate of 0.3448 g was obtained?
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.