120. Solving a chemistry problem
Seller: Derkach
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Product description
KJ was added to 40.0 ml of KMnO4 solution (1.0 ml of KMnO4 is equivalent to 0.0050 g of iron) and the released iodine was titrated with 35.90 ml of Na2S2O3 solution. Calculate the titer of the Na2S2O3 solution for copper.
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.