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23 Cards in this Set
- Front
- Back
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boiling point |
the temperature at which a substance boils |
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suspension |
a heterogeneous mixture that separates into layers over time |
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solution |
a mixture that forms when substances dissolve and form a homogeneous mixture |
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homogeneous mixture |
a type of mixture in which the substances are so evenly distributed that it is difficult to extinguish one substance from another |
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heterogeneous mixture |
a type of mixture in which the parts of the mixture are noticeably different from each other |
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filtration |
a process that separates materials based on the size of their particles |
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physical property |
any characteristic of a material that can be observed or measured without changing the composition of the substances in a material |
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viscosity |
resistance to flowing |
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conductivity |
a material's ability to allow heat and electric charges to flow |
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mallebility |
a solid's ability to be hammered without shattering |
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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 |
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pure substance |
an element or compound |
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element |
a substance that can not be broken down into similar substances |
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atom |
the smallest particle of an element |
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compound |
a substance that is made from two or more similar substances and can be broken down |
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precipitate |
a solid that forms and separates from a liquid mixture |
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reactivity |
the property that describes how readily combines chemically with other substances |
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physical change
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a change that occurs when some properties of a material change but the substances in the material stay the same |
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chemical property |
a property that produces a change in the composition of matter |
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flammability |
a materials ability to burn |
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chemical change |
change that occurs when a substance reacts and forms one or more substances |
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distillation |
a process that separates the substances in a solution; based on their boiling points |
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melting point |
temperature when substances turn from a solid to a liquid |
