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chap 2 voc

QuestionAnswer
matter all things that take up space
pure substances anything that has a chemical formula
element any substance that is made of only one type of atom
compound any substance that is made of two or more types of atoms
mixure two substances that are placed together but are seperable by phyical means
homogenus solution a mixture where one is unable to see the varieus differant substances
heterogenus solution a mixture where one is able to see the varieus differant substances
distillation a process by which you seperate heterogenus mixtures
physical change a change that does not change the substance itself
chemical change a change that changes the substance
law of concervation af matter a scientific law that states that matter cannot be created or destroyed
Created by: gpond