Which phrase correctly describes the molecular structure within a molecule?(1 point)

Responses

long, repeating chains of molecules
long, repeating chains of molecules

the smallest fundamental unit of a compound that participates in reactions, represented by a bonded group of atoms
the smallest fundamental unit of a compound that participates in reactions, represented by a bonded group of atoms

the basic unit of a chemical element
the basic unit of a chemical element

the location of atoms, groups, or ions relative to one another and the number, type, and location of covalent bonds

between them

the location of atoms, groups, or ions relative to one another and the number, type, and location of covalent bonds between them