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inter of matter
Term | Definition |
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Chemical Reaction | the process in which atoms are rearranged and chemical bonds are broken and formed to produce a chemical change of a substance. |
Chemical Formula | a combination of chemical symbols and numbers to represent a substance |
Chemical Equation | a representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products |
Reactant | a substance that participates in a chemical reaction |
Product | a substance that forms in a chemical reaction |
Law of Conservation of Mass | the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes |
Endothermic reaction | a chemical reaction that requires energy input, usually as heat |
Exothermic Reaction | a chemical reaction in which energy is released to the surroundings, usually as heat |
Law of Conservation of Energy | the law that states that energy cannot be created or destroyed but can be changed from one form to another |
Organic Compound | a covalently bonded compound that contains carbon |
Hydrocarbon | an organic compound composed only of carbon and hydrogen |
Orgainic Acid | an organic chemical compound that contains one or more carboxyl groups; examples are acetic and lactic acid |
Carbohydrate | a class of molecules that includes sugar, starches, and fiber; contains carbon, hydrogen, and oxygen |
Polymer | a large molecule that is formed by more than five monomers, or small units |