91. Calculate the mass fraction of the analyte in the analytical sample according to Table 5. Describe the operations of your gravimetric determination.

Table 5

Task number Analyzed sample Analyte substance Weight form
Name Weight, g Formula Mass, g
1 2 3 4 5 6
91 Barium chloride 0.9875 BaCl2∙2H2O BaSO4 0.5846

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