Chapter 12 - Purification and Separation
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Extraction | separates dissolved substances based on solubility in aqueous versus organic solvents; immicible liquids
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| Filtration | separates solids from liquids
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| Recrystallization | separates solids based on differential solubility; temp is impt cuz it should dissolve what we want with heat and solidify it with cool air but keep solvent dissolved at both temps
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| Sublimation | solid to gas; separates solids
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| centrifugation | separates large things based on mass and density
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| distillation | separating liquids based on bp
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| chromatography | stationary phase, mobile phase; separates compounds based on how tightly they adhere
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| electrophoresis | separates macromolecules based on size and sometimes charge
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| Isoelectric Focusing | separates proteins based on charge
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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