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unit 1 vocab

matter a substance that takes up space and has mass
chemical reaction a transformation of matter to create new substances
atom smallest particle of matter in an element
compound 2 or more chemically bonded elements
mass the sum of numbers of protons and neutrons in the nucleus of an atom or ion
element the simplest substance composed of atoms
Kinetic Theory Bernoulli's explanation that gas pressure was the result of millions of tiny collisions between ball particles
Law of conservation of mass Mass is not lost or gained during a chemical reaction.
Total mass of reactants total mass of products; atoms cannot be destroyed
density The amount of matter in a given space
volume the amount of space required to accommodate matter
periodic table table of chemical elements
sublimation solid to gas
deposition gas to solid
vapor gas
melting solid to liquid
condensation gas to liquid
meniscus how to measure volume based on the curvature of a liquid
kinetic molecular theory changes of states of matter b/c of the particles colliding together
Lavoisier invented the conservation of matter- one cannot create nor destroy matter
Mendeleev organizer of the periodic table aka the father of the periodic table
Created by: sahti



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