The toughness of the skin of a liquid is a measure of its ____.
A) meniscus curvature
B) adhesive forces
C) cohesive forces
D) viscosity
E) surface tension

Question

Quizplus · Accepted Answer

The toughness of the skin of a liquid refers to its surface tension, which is the measure of the cohesive forces between molecules at the surface of a liquid. This cohesive force creates a "skin" on the surface, making it difficult to break or penetrate, hence the term "toughness." A, B, C, and D are not related to the toughness of the skin of a liquid.

The Toughness of the Skin of a Liquid Is a Measure