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28 Cards in this Set
- Front
- Back
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Matter
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anything that has mass and takes up space.
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Mass
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the measure of the amount of matter an object contains.
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Volume
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the measure of the amount of space an object takes up.
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Extensive Property, 2 examples
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a property that depends on the amount of matter in a sample.
Ex. mass, volume |
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Intensive Property, 2 examples
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a property that depends on the type of matter in a sample.
Ex. hardness, density |
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Substance, 2 examples
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matter that has a uniform and definite composition.
Ex. water (h2o), iron (Fe) |
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Physical Property, 2 examples
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a quality of an object that can be observed or measured without changing the substance's composition.
Ex. color, malleability |
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Solid
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a form of matter that has a definite shape and volume.
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Liquid
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a form of matter that has a indefinite shape, but fixed volume.
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Gas
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a form of matter that has both an indefinite shape and volume.
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Gas, 1 example
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a term used for substances that are gaseous at room temperature.
Ex. oxygen |
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Vapor, 1 example
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a term used for substances that are NOT gaseous at room temperature.
Ex. water vapor |
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Physical Change, 3 examples
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a change in which some properties of a material changes, but the composition of the material stays the same.
Ex. boiling, freezing, crushing |
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Mixture, 2 examples
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a physical blend of two or more components, not chemically combined.
Ex. chicken noodle soup, salad |
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Hetero. Mixture, 2 examples
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a mixture in which the composition is not uniform throughout.
Ex. rocky road ice cream, oil and vinegar |
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Homo. Mixture, 2 examples
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a mixture in which the composition is uniform throughout.
Ex. olive oil, vinegar |
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Solution
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another name for a homogenous mixture.
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Atom
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the smallest possible particle of an element.
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Molecule
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the smallest possible particle of a compound.
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Solid to Liquid...
Liquid to Gas... Solid to Gas... Gas to Liquid... Liquid to Solid... |
Solid to Liquid = Melting
Liquid to Gas = Vaporization Solid to Gas = Sublimation Gas to Liquid = Condensation Liquid to Solid = Freezing |
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Some ways to separate mixtures are...
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...filtration, distillation, chromatography.
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Element
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simplest form of matter with a uniques set of props.
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Compound
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a chemically combined group of elements.
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Matter Breakdown
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Matter::Mixtures and Substances::Mixture to Hetero and Homo::Substances to Elements and Compounds
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Chemical Change, 2 ways to recognize a Chem. Change
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a change that produces matter with a different composition than original.
Ex. major change in color, production of gas |
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Chemical Property, 2 examples
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the ability for a substance to undergo a specific chemical change.
Ex. burning, reactivity to acid |
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Law of Conservation of Mass
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matter can neither be created or destroyed.
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Alloy, 2 examples
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a homogenous mixture of elements that has metallic properties.
Ex. brass, pewter |
