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Chapter 1 Vocabulary

Terms 1-11

characteristic property a quality of a substance that never changes and can be used to identify the substance
boiling point the temperature at which a substance changes from a liquid to a gas
melting point the temperature at which a substance changes from a solid to a liquid
physical change a change in substance that only involves a change of state, and not a change in identity
chemical change a change in which one or more substances combine or break apart to form new substances with new properties
chemical activity the characteristic property of a substance that indicates its ability to undergo a specific chemical change
mixture two or more substances that are physically mixed together but do not chemically combine
solution a very well-mixed mixture, usually a liquid and usually transparent (i.e. salt water)
pure substance a substance made of only one kind matter and having definite properties, such as elements or compounds
element a substance that can't be broken down into other substances by chemical or physical means
compound a substance made up of two or more elements which are chemically combined
Created by: 16gmiceli