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anything that
has a mass and takes up space |
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smallest unit of an element that maintains the chemical identity |
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is a state of matter that is a fixed shape and volume particles are tightly packed |
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| is a state of matter that has definite volume, takes shape of the container, and particles move |
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something that is made completely of an element or compound |
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made of only one type of atom |
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made of two or more elements chemically bonded in a fixed proportion |
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solid to a gas
(ex: dry ice) |
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blend of two or more substances |
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does not have visibly different parts, also called solutions |
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homogenous mixture of metals |
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| physical characteristics including shape, texture, color, volume, melting point, boiling point |
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a substances ability to react with other substances to produce a new substance |
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made of one element or compound |
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made of two ore more elements chemically bonded in a fixed proportion |
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| change in composition, reaction of a substance, heat evolved, exothermic, endothermic, gas released, color change, formation of precipitate |
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chemical change where heat is absorbed |
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chemical change where heat is absorbed |
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solid formed and drops down in a chemical reaction |
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