Chromatography

12 questions

1. If you have a mixture of sand and salt, adding water will dissolve the salt. What will happen to the sand?
2. A substance that dissolves in a solvent is said to be ___ in that solvent.
3. Match the word with the definition.
4. Order the following steps describing how to make a solution.
5. Oil and water are two liquids that cannot mix. They are said to be ...
6. Which of the following substances are mixtures?
7. What is chromatography used for?
8. The pattern of results obtained from chromatography is called a ...
9. How does a pure substance behave in chromatography?
10. The line on the chromatogram on which the samples are placed must be drawn in pencil because it is ___ in the solvent.
11. Order these steps in performing chromatography, starting with drawing a pencil line.
12. What can you conclude from this chromatogram?

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