Respuesta :

This fact supports the concept that elements in a compound are... -Chemically combined in a fixed proportion

Answer:

Chemically combined in a fixed proportion.

Explanation:

  • The fact that every water molecule has two hydrogen and one oxygen atoms depicts the fact that its a chemical compound having a fixed proportion. Compounds maybe formed by combining atoms of their constituent elements by ionic or covalent bond. In our case water has covalent bond between hydrogen and oxygen atom.