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23 Cards in this Set
- Front
- Back
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Anything that has mass and volume
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Matter
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Space occupied
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Volume
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Quantity of matter in an object
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Mass
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A property that can be determined WITHOUT changing the nature of the substance.
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Physical Property
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Formula for Density
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D= Mass divided by volume
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Can only be identified by a substance's ability to participate in chemical reactions.
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Chemical Property
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Mass of an object divided by its volume.
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Density
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A substance that can't be broken down by simpler substances by chemical means.
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Element
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A sample of matter, either a single element or compound that has a single atom or molecule.
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Pure Substance
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The smallest unit of an element that maintains the properties of that element.
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Atom
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Smallest unit of a substance that keeps all the physical and chemical properties of that element.
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Moleculem
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Pure substances that are not elements. Composed of only one kind of atom.
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Compound
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A simple matter that contains more than two substances.
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Mixture
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Contains substances that are not evenly mixed.
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Heterogenous Mixture
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Pure substances are distributed uniform throughout the mixture.
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Homogenous Mixture
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what is the weight of the ethyl alcohol that exactly fills a 200.0 ml container? the density of ethyl alcohol is 0.789 g/ml
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g=(0.789 g/ml) (200.0 ml) = 158 g
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how much is the prefix giga
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1,000,000,000
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145 Dg=............... cg
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14.5 centagrams
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a arrangement of atoms
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chemical reaction
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this has a fixed volume and fixed shape
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solid
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this has a fixed volume but not a fixed shape
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liquid
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this has no fixed volume or shape
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gas
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any substance that has a definite composition
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chemical
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