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Inter Of Matter

QuestionAnswer
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.
carbohydrate a class of molecules that includes sugars, starches, and fiber; contains carbon, oxygen, and hydrogen.
polymer a large molecule that is formed by more than five monomers, or small units.
organic acid an organic chemical compound that contains one or more carboxyl groups; examples are acetic and lactic acid.
Created by: jay.xx.perez