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Science ch 3 matter

QuestionAnswer
the mass of the products of a chemical reaction equals the mass of the reactants laws of conservation mass
a substance made of two or more different elements compound
a change in which one or more new substances are formed chemical reaction
a change in which a substance or two becomes a new substance or two chemical change
a property that involves the ability of a substance to react with other materials to form new substances chemical property
a trait—such as a color, shape, or hardness—that describes a substance by itself physical property
a combination of two or more different substances compound
a change in which a substance remains the same substance physical change
a physical change that occurs when matter changes from one state to another change of state
a substance that is made up of just one kind of atom element
made up of two or more atoms joined together molecule
the smallest possible particle of a substance atom
Created by: deleted user
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