Question

part 3: practice questions 1. what is the difference between an atom and a molecule?

Explanation:

An atom is the smallest unit of an element that retains its chemical properties. A molecule is formed when two or more atoms are chemically bonded together. Atoms can be of the same or different elements in a molecule.

Answer:

An atom is the basic unit of an element, while a molecule is made up of two or more atoms chemically bonded.