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35 Cards in this Set
- Front
- Back
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Aquifers
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Great pools of Water Trapped in sand and gracel 50-500 ft below the surface
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Solvent
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a substance capable of dissolving other substances
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Solutes
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are those substances that dissolve in a solvent
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Solution
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a homogeneous mixture of uniform composition
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Concentration
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the ratio of amount of ingredient to amount of water solution
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Molarity
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the number of moles of solute present in one liter of solution
m=Moles of solute ------------------ Liter of solution |
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Electronegativity
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a measure of an atom's attraction for the electrons it shares in a covalent bond
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Specific Heat
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amount of energy needed to raise 1g of a substance 1 c
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Nonpolar covalent
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Two atoms that share electrons
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Polar covalent
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A covalent bond in which the electrons are not equally shared but rather displaced toward the more electronegative atom
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Ionic Compounds
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formed when elements from opposite sides of the periodic table exchange electrons
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Acetate
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C2H3O2-
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Bicarbonate
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HCO3-
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Carbonate
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CO2-
3 |
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Hydroxide
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OH-
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Hypochorite
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OCL-
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Nitrate
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NO-
3 |
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Nitrite
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NO-
2 |
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Phosphate
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PO3-
4 |
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Sulfate
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SO2-
4 |
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Sulfite
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SO2-
3 |
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Ammonium
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NH+
4 |
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Hydrogen Bonding
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intermolecular forcel attractive force H directly Bonded to O,N, F
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Electrolyte
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Conducting solute (ionic)
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Nonelectrolyte
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nonconducting solute (covalent)
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Ion
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Electrically Charged particle
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Cation
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(+) charged particle
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Anion
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(-) Charged particle
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All -, - and - compounds are soluble
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Sodium, Potassium, and ammonium
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All - are soluble
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Nitrates
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Most - are soluble (except silver, some mercury and lead chlorides)
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Chlorides
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Do not dissolve into ions
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Covalent
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Osmosis
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Water will natural flow from SP membrene to solution
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Acid
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Substance that produces H+(proton) ions in water sour taste
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Base
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Substance that produces OH- ions in water; bitter taste slippery
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