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8th Grade Science
the capital letter(s) that represent a particular element on the periodic table
combination of chemical symbols and numbers that identify a molecule
one or more substances ) are chemically changed into one or more new substances
an equation that represents a chemical reaction by using chemical formulas
an equation that has the same number of atoms for each element on both sides of the equation.
substances that react with one another in a chemical reaction.
substances that are formed as a result of the reactants interacting with one another
Law of Conservation of Mass
law stating that mass can neither be created nor destroyed.
organized table showing the properties of all elements known to man