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basic building block of matter measured in nanometers 3 main particles- electrons nuetrons protons |
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positive charge within nucleus |
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nuetral no charge within nucleus |
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negative charge in electron clouds |
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electrons in the outermost electron layer determine stability 2 in first layer 8 in second layer 8 or 18 |
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most atoms will seek 8 valence elctrons then it will be stable or nonreactive |
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| atoms with only 1 energy level will seek stability with only 2 valence electrons |
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| same element but different number of nuetrons |
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| combination of atoms joined by a covelant bond....share valence electrons |
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| electrically charged particles |
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thing that dissolves solute h2o is universal solvent |
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| what is dissolving in solvent |
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| same concentration of solute |
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| more concentration of solute |
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| less concentration of solution |
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| ionic bonds separate in water |
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| more hydrogen then hydroxide ions |
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| equal hydrogen and hydroxide ions |
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| more hydroxide ions then hydrogen ions |
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| no rearangement of the atoms |
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| rearranges the molecules in the reactants |
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| law of conservation of matter |
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