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Prop. of Matter JKH

Hansen-PNHS-Intro to PoM vocab

QuestionAnswer
Mixture a material system made up by two or more different substances which are mixed but are not chemically combined
Matter Anything that takes up space and has mass (the stuff objects are made of)
Pure matter Has a fixed, uniform make-up (always made of the same things in the same amounts)
Element A substance that can't be broken down into a smaller substance; matter containing only one type of atom
Atom smallest piece of an element (contains protons, neutron, and electrons)
Compound matter containing two or more elements joined together the same way every time; can be broken down into smaller substances
Impure matter a substance which contains a mixture of elements
Heterogeneous "different kind";parts are noticeably different
Suspension "shake well before use"; separate into layers;trapped by a filter; can scatter light in all directions=cloudy;large particles
Colloid contains intermediate particles; do not separate into layers;cannot use a filter to separate; scattering of light
Created by: jkhansen414
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