Respuesta :
Answer:
4
Explanation:
none of them
they are compounds and mixtures
Answer:
4. none of them
Explanation:
Water is a compound.
Air is a mixture.
Soil is a mixture.
None of them are elements.

Answer:
4
Explanation:
none of them
they are compounds and mixtures
Answer:
4. none of them
Explanation:
Water is a compound.
Air is a mixture.
Soil is a mixture.
None of them are elements.