abeka chemistry 11 section 2.2

physical properties

physical properties

describe a substance’s appearance

chemical properties

describe how matter reacts to change into other chemically different substances having different properties

physical changes

changes in the physical appearance of matter that do not change the identity of chemical composition of a substance

physical

fill in the blank

physical changes may often be reversed by _________ processes

chemical changes

changes in which a substance becomes a different substance with a different composition and properties

precipitate

an absolute solid that comes out of a liquid solution