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properties of matter

schanhals-pnhs-intro to I.S.H vocab

QuestionAnswer
What is a pure substance? matter that always has exactly the same composition; an element or compound
What is an element? a substance that can not be broken down into simpler substances
What is an atom? the smallest particle of an element
What is a compound? a substance that is made from two or more simpler substances and can be broken down into those simpler substances
What is a heterogeneous mixture? a type of mixture in which the parts of the mixture are noticeably different from one another
What is a solution? a mixture that forms when substances dissolve and form a homogeneous mixture
What is a suspension? a heterogeneous mixture that separates into layers over time
What is a colloid? a mixture that contains some particles that are intermediate in size between the small particles in a solution and the larger particles in a suspension
Created by: wschanhals
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