Question

WWhat do these substances have in common?

apple juice

helium gas

salt water

copper wire

A. They are composed of atoms.


B. They are pure substances.


C. They are composed of molecules.


D. They are compounds.

Answer 1

Answer; Option A is correct

Explanation:

• Matter is substance which is made up of atoms
• Matter is a substance which occupies physical space

All the given four substance are matter :

• Apple juice is a mixture.

• Helium gas is a pure substance.

• Salt water is mixture.

• Copper wire is a pure substance.

But all of them are composed of atoms.