A sample of a pure compound consists of the same molecules throughout its mass.
When a compound is dissolved it is more referred to a solution of a compound. Compound and dissolved are not the same thing
element, compound, etc?
the properties of a compound are not the same as the elements that form them.
A given compound is always made of the same elements in the same proportion.
yes
They are exactly the same thing...? What did you mean?
Same type of atoms.
Molecule is the smallest particle that still holds the same compound.
Molecule
a compound always has the same chemical formula
No, it is same compound, physically distinct.
The only way to break down a compound is through a chemical reaction.