1. The greek philosopher Democritus coined what word for a tiny piece of matter that cannot be divided?
AElement
BAtom
CElectron
DMolecule

  1. According to John daltons Observations, when elements combine in a compound,
Athe ratio of their Masses is always the same.
Beach element contributes an equal number of atoms
Ctheir volumes are always equal.
Dtheir masses are always equal