A)Which statement about pure substances and molecules is correct?(1 point)

Question

Responses

Molecules cannot be pure substances.
Molecules cannot be pure substances.

All molecules are pure substances.
All molecules are pure substances.

All pure substances are molecules.
All pure substances are molecules.

Pure substances cannot be molecules.

Answer 1

The correct statement is: All pure substances are molecules.

This is because pure substances can be either elements or compounds, and molecules are a type of compound. However, not all pure substances are molecules, as some can be individual elements. Thus, none of the other statements accurately reflect the relationship between pure substances and molecules.