Question

The contact angle between a solid and a liquid is a property of

• A. the material of the solid.
• B. the material of the liquid.
• C. the shape of the solid.
• D. the mass of the solid.

Answer 1

Answer: (A), (B)

the material of the solid.
the material of the liquid.

Contact angle between a solid and liquid depends upon the adhesive and cohesive forces between the two media. These forces are the properties of material of both the solid and the liquid.