Question

1. All elements and compounds are______
substances.​

Answer 1

All elements and compounds are pure substance.

${\huge{\underline{\small{\mathbb{\pink{HOPE \ THIS \ HELPED \ UH:)}}}}}}$

​Cheers !! :3

Answer 2

Answer:

Explanation: chemical element is a pure substance that consists of one type of atom. Each atom has an atomic number, which represents the number of protons