3. Calculate the amount of sulfuric acid (in g) that must be added to the washing liquid for washing strontium sulfate so that the loss of sediment due to dissolution does not exceed 1 * 10-4 g in 300 ml. Кs(SrSO4)=2.68*10-7.

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