44. Solving a chemistry problem
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
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