Separation Techniques

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  1. 1.Methods of separation for the components of solid-solid.
  2. 2.Methods of separation for the components of solid-liquid.
  3. 3.Methods of separation for the components of liquid-liquid. (miscible)
  4. 4.Methods of separation for the components of liquid-liquid. (immiscible)
  5. 5.Find the Rf value if y (start line-solvent front) is 10cm and the x (start line-spot) is 5cm.
  6. 6.During filtration, the soild collected in the filter paper is called the_______.
  7. 7.________ separates a dissolved solid from a solution as well-formed crystals.
  8. 8.During distillation, what are the little particles in the water?
  9. 9.What are the two methods of paper chromatography?
  10. 10.And which one will show the result first?
  11. 11.Why is the colored spot not placed below the solvent level during chromatography?
  12. 12.If you want to use separating funnel to separate oil and water, what is the substance remain in the funnel after the experiment?
  13. 13.Sublimation refers to change of state of a substance from _______ to _______.
  14. 14.What are the methods used if you want to separate two solids of different solubility in a particular solvent?
  15. 15.To obtain a solute by crystallization method, the solubility of the solute must varies a lot with __________.
  16. 16.Some crystals cannot be recovered from their solution by evaporation to dryness such as ____________.
  17. 17.How is fractional distillation different to simple distillation?
  18. 18.How is fractional distillation similar to simple distillation?
  19. 19.In fractional distillation, the liquid with the __________ will distilled first.
  20. 20.A liquid's boiling point is from 67-69, is the liquid pure?

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