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| Anything that has mass or volume |
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| The smallest particle of matter that retaings the chemical identity of the element. |
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| Atom that has the same number of protons as another atom, but that has a different number of neutrons. |
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Solid----Liquid
ex. Dry Ice |
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Give and Take
Between metal and non metals |
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Between Non metals and Non metals
Sharing Electrons |
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| Compunds and atoms that are held together by covalent bonds |
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Requires Energy to start and or maintain the reaction
Absorbs energy from the environment |
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| Process of breaking chemical bonds and forming new ones |
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A combination of substances in which the individual components retain their own properties
ex. sand and table salt |
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ame up of a solvent and solute
ex salt (solute) water (solvent) |
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Sols--- liquid (milk)
Gels--- jelly-like |
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Parts can be separated
ex. Blood |
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| Characteristics of Solutions, Colloids, and Suspensions |
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Definition
Particle Size
Behavior towards gravity
Filterability |
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Definition
| Molecules whose electrons are not shared equally between atoms |
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Covalent Strongest
Ionic l
H-bonding Weakest |
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Precipitation
Vaporization
Transpiration
Evaporation
Imbibation
Osmosis
Percolation
Perspiration
Condensation
Run Off
Depositon |
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| A measure of H+ ion concentration |
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| Measure of OH concentration |
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Majority of these do NOT contain carbon
Many are metallic
Important inorganic compounds in bone
COv2, Hv2O, CaPOv4 |
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Compounds with the same chemical formula but different three dimensional structure
ex. fructose and glucose |
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Very large molecules consisting of repeated linked units
ex. Starch |
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Definition
a subunit of a polymer
ex. the most common subunit is -CHv2O-
ex. glucose is the monomer unit in starch |
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| The Big Four Molecules of Life |
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Definition
Carbohydrates----sugars, starches
Lipids---fats, oils
Proteins--- muscle, hair, enzymes
Nucleic Acids---RNA and DNA |
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| Simplest Carb and type of simple sugar |
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2 monosaccharides linked together
2 sugar carbohydrate |
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| A polymer composed of many simple sugar monomers |
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| Lipids having thress fatty acid chains |
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| Organic compounds made by cells for mainly long-term energy storage. |
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| The monomers that link together to form proteins |
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| A large and complex macromolecule that stores information |
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| Been tested repeatedly and extensively nad is supported by all the data gathered |
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Definition
| Explanations have never been refuted |
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