Chemistry · Crystallization
In the process of purification by crystallization, what immediate step is taken after heating the impure solid in a solvent to its boiling point to prepare a saturated solution?
- 1Freezing the solution instantly in liquid nitrogen
- 2Adding a catalyst to precipitate the solvent
- 3Filtering the hot solution to remove insoluble impurities✓
- 4Centrifuging the cold mixture at high speed
Correct answer
Filtering the hot solution to remove insoluble impurities
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