Match the terms about analytical precipitations to their definitions. a. The adsorption, occlusion, or inclusion of impurities along with the desired analyte in a precipitate.
b. The binding of impurities to the surface of a crystal.
c. The inclusion or occlusion of impurities within a crystal.
d. The isolation of a trace component for analysis by coprecipitation with a major component in the solution.
e. The treatment of impurities with an agent to prevent coprecipitation with the desired analyte.
d. The process of letting a precipitate stand with the mother liquor to promote slow recrystallization.
e. The process of breaking up of a precipitate upon washing with water in the absence of an electrolyte.

1. coprecipitation
2. digestion
3. adsorption
4. masking
5. gathering
6. absorption
7. peptization