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a new species or substance that exists after a chemical reaction has occurred. This excludes un-reacted reagents.
the nucleus is divided into fragments of roughly equal size.
mass per unit volume of a substance. The number of molecules in a particular area or a measure...
the theory whereby molecules undergo effective collisions to form new molecules.
a pair of electrons shared between two atoms in a covalent bond.
a homogeneous mixture formed when a substance (solute) is dissolved in another substance (...