Physics · Fluid Mechanics
Mercury does not wet the surface of clean glass because:
- 1The adhesive force between mercury and glass is greater than the cohesive force within mercury.
- 2The cohesive force within mercury molecules is stronger than the adhesive force between mercury and glass.✓
- 3Mercury has no surface tension.
- 4Glass has a repelling electric charge that pushes mercury away.
Correct answer
The cohesive force within mercury molecules is stronger than the adhesive force between mercury and glass.
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