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Test: GRE Subject Test: Chemistry
Extraction is the process of removing compounds from a solution by taking advantage of varying solubilities. The process of extraction for a mixture of diethylamine, phenol, acetic acid, and ammonia involves three steps.
1. Add a strong acid and shake the solution. Let the aqueous layer drain off.
2. Add a weak base and shake the solution. Let the aqueous layer drain off.
3. Add a strong base and shake the solution. Let the aqueous layer drain off.
1. | Which of the following compounds would be the last to enter the aqueous phase using this technique? |
Acetic acid
Ammonia
Diethylamine
Phenol
Water
Brandon
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Arizona State University, Bachelor of Science, Chemistry. American University, Master of Science, Chemistry.
Kelsey
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Northern Arizona University, Bachelor, Science. Arizona State University, Master's/Graduate, Non-fiction writing.
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