A solution of water, ethanol, and HCl turns blue and separates into two phases when potassium carbonate is added and the ethanol is “salted out” from water, creating a blue aqueous and colorless organic phase. This demonstrates the concept of intermolecular forces.
Note: This experiment was performed in a laboratory setting by trained individuals. For educational purposes only - do not attempt.
Produced by Ruth Patterson and Jeffrey H. Macedone, Ph.D.