Cohesive forces are the intermolecular forces that bind similar molecules to one another. Adhesive forces are the intermolecular forces that bind molecules of different substances to one another. Surface tension, which causes liquids to form droplets, is a direct result of cohesive forces.
What property of a water drop allows it to bead up on a waxed surface rather than spread out?
Asked in JUNIOR laboratory assistant 2025 · Topic: Physical Properties of Materials (Viscosity and Surface Tension)
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Answer: B. Strong cohesive forces between water mo‐ lecules
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