Chapter 6 PhysicalScience Terms

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Anonymous
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58409
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Chapter 6 PhysicalScience Terms
Updated:
2011-01-06 12:52:31
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acid bases
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doland physical science
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  1. Suspension is...
    Is a mixture that looks uniform when stirred or shaken that separates into different layers when it is no longer agitated.
  2. Colloid...
    Is a mixture of very tiny particles of pure substances that are dispersed in another substance but do not settle out of the substance.
  3. Any mixture of immiscible liquids in which the liquids are spread throughout one another is what?
    Emulsion
  4. What are the definitions for the following: Solution, Solute, & Solvent
    Solution is a homogeneous mixture of two or more substances uniformly spread throughout a single phase. Solute is the substance that dissolves in a solution. Solvent is the substance that dissolves the solute to make a solution.
  5. Concentration
    Is the quantity of solute dissolved in a given quantity of solution.
  6. Unsaturated Solution
    Is a solution that is able to dissolve more solute.
  7. Saturated Solution
    Is a solution that cannot dissolve any more solute at the given conditions.
  8. What is the greatest quantity of a solute that will dissolve in a given quantity of solvent to produce a saturated solution?
    Solubility
  9. ______________________ is a solution holding more dissolved solute than is specified by its solubility at a given temperature
    Supersaturated Solution
  10. Molarity is...
    A concentration unit of a solution that expresses moles of solute dissolved per liter of solution.
  11. A substance that donates hydrogen ions, H+, to form hydroium ions, H3O+, when dissolved in water is called...
    Acid
  12. Indicator
    Is a compound that can reversibly change color in a solution, depending on the concentration of H3O+ ions.
  13. Base
    Is a substance that eigher contains hydroxide ions, OH-, or reacts with water to form hydroxide ions.
  14. What is pH?
    pH is a measure of the hydronium ion concentration in a solution.
  15. Neutralization Reaction
    Is a type of reaction in which hydronium ions forms an acid and hydroxide ions from a base react to produce water molecules.
  16. Salt
    Is an ionic compound domposed of cations bonded to anions, other than oxide or hydroxide anions.
  17. What is the name for a cleaner that dissolves in both water and oil?
    Soap
  18. A nonsoap water-soluble cleaner that can emusify dirt and oil is what?
    Detergent
  19. A substance that kills harmful bacteria or viruses.
    Disinfectant
  20. A basic solution that can eigher be used as a disinfectant or to remove colors and stains.
    Bleach
  21. A weak base that neutralizes excess stomach acid.
    Antacid

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