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| amu |
1/2 mass of carbon |
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porkchoppony Mon, 10 Jan 2011 02:18:03 GMT |
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| atomic massq |
weighted average of the masses of the isotopes of an element |
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porkchoppony Mon, 10 Jan 2011 02:18:03 GMT |
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| atomic # |
number of protons |
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porkchoppony Mon, 10 Jan 2011 02:18:03 GMT |
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| mass # |
total number of protons and neutrons |
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porkchoppony Mon, 10 Jan 2011 02:18:03 GMT |
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| isotope |
atoms with the same number protons and diffferent number neutrons |
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porkchoppony Mon, 10 Jan 2011 02:17:24 GMT |
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| nucleus |
no charge |
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| eectron |
- |
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| neutron |
(no charge) |
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| proton |
+ |
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porkchoppony Mon, 10 Jan 2011 02:16:35 GMT |
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| vapor |
gaseous state, liquid @ room temp |
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| element |
simplest form of matter |
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| mixture |
phyisica blend of 2+ substances not chemically combined |
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| solution |
homogeneous mixture |
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porkchoppony Mon, 10 Jan 2011 02:14:20 GMT |
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| filtration |
separates a solid from a liquid |
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| chemical property |
ability of a substance to undergo a speific chemical change |
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| reactants |
substance present at the start of a reaction |
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porkchoppony Mon, 10 Jan 2011 02:14:20 GMT |
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| filtration |
separates a solid from liquid |
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porkchoppony Mon, 10 Jan 2011 02:05:22 GMT |
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| chemical property |
ability of a substance to undergo a speific chemical change |
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porkchoppony Mon, 10 Jan 2011 02:05:22 GMT |
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| reactants |
substance present @ start of a reaction |
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porkchoppony Mon, 10 Jan 2011 02:05:22 GMT |
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| phase |
part of a sample with uniform composition and properties |
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porkchoppony Mon, 10 Jan 2011 02:05:22 GMT |
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| mass |
amount of matter an object contains |
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porkchoppony Mon, 10 Jan 2011 02:04:35 GMT |
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| gas |
takes shape and volume of its container |
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porkchoppony Mon, 10 Jan 2011 02:04:35 GMT |
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| physical change |
when properties of a material change, but the composition doesn't |
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| solid |
definite shape, volum |
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porkchoppony Mon, 10 Jan 2011 02:04:35 GMT |
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| liquid |
flows, has fixed volume, indef shape |
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porkchoppony Mon, 10 Jan 2011 02:03:56 GMT |
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| chemical change |
produces matter with a different composition than original matter |
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porkchoppony Mon, 10 Jan 2011 02:03:56 GMT |
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| heterogeneous |
not uniform in composition unevenly distributed |
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porkchoppony Mon, 10 Jan 2011 02:03:56 GMT |
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| product |
substance produced in a chemical reaction |
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porkchoppony Mon, 10 Jan 2011 02:03:56 GMT |
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