the prefix di- lets you know there are ____ atoms of an element in a formula. 2 4 5 3

the prefix di- lets you know there are ____ atoms of an element in a formula. 2 4 5 3
Answer
Brief Explanations:
The prefix "di -" in chemistry and language related to scientific nomenclature means two. For example, in dioxide (like carbon - dioxide, CO₂), it indicates two oxygen atoms.
Answer:
A. 2