Extraction

#Chemistry
The process of extracting a compound from a mix of compounds by exploiting the compound's greater solubility in one liquid as opposed to another one

Topics

$\displaystyle W_{1(n)}=W_{i}\left( \frac{V_{1}}{KV_{2}+V_{1}} \right)^{n}$

  • $\displaystyle W_{1(n)}$ is the amount of compound in solvent 1 after $\displaystyle n$ extractions
  • $\displaystyle n$ is the number of extractions
  • $\displaystyle W_{i}$ is the initial amount of substance in the entire solution
  • $\displaystyle V_{1}$ is the volume of solvent 1
  • $\displaystyle V_{2}$ is the volume of solvent 2
  • $\displaystyle K$ is the partition coefficient of the compound of interest for $\displaystyle \frac{\text{solvent 2}}{\text{solvent 1}}$
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