Question

question 18 of 30
why do scientists use models of molecules?
a. to show the structure of molecules, which are too small to see
b. to research the known effects of the molecule on the environment
c. to explain how electrons, protons, and neutrons are arranged
d. to design an experimental setup to synthesize molecules

Explanation:

Molecules are extremely small and cannot be directly observed in detail. Models help visualize their structure.

Answer:

A. To show the structure of molecules, which are too small to see