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7Sci CH14
7th Science CH14 Gasses, Atoms and Molecules
Term | Definition |
---|---|
atom | smallest particle of an element |
atomic theory of matter | theory that all matter consists of atoms, all atoms of an element are identical, differing elements have different atoms, and atoms maintain their properties in chemical reactions |
Boyle’s law | explains the relationship between pressure and the volume of a gas; states the the volume of a certain amount of gas is inversely proportional to the pressure, if the temperature remains constant |
Charles’s law | explains the relationship between temperature and the volume of a gas; states that gases increase or decrease their volume as the temperature rises and falls, provided pressure and amount of gas are held constant |