Chemistry Ch 13 Vocab
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Heterogeneous Mixture | >2 substances; >2 phases; Not uniform
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| Homogeneous Mixture | AKA solution; 2+ substances in a single phase with uniform composition
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| Solution | A homogeneous mix of 2+ substances in a single phase
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| Solvent | Present in greater amount; Does the dissolving
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| Solute | Present in lesser amount; What is being dissolved
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| Suspension | When particles of a solid are too large to dissolve so they settle
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| Colloid | When particles are too large to dissolve but too small to settle
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| Tyndall Effect | Used to determine the difference between a colloid and a true solution
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| Electrolyte | Dissolve in a solution to produce ions; support electric current; Ionically bonded
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| Non electrolyte | Dissolve in a solution; will NOT produce electric current; Covalently bonded
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| Dissolution | The rate at which a solid dissolves
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| Solubility | A given volume of solvent can't dissolve more solute
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| Saturated Solution | One that has dissolved the max amount of solute for the given T & V
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| Unsaturated Solution | One that is still able to dissolve more solute for a given T & V
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| Supersaturated Solution | One that has been forced to dissolve more than it should for a given T & V
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| Dissociation | The separation of ions in a solution
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| Nonpolar solvent | Dissolve fats, oils, and grease
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| Miscible | 2 or more mutually soluble liquids
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| Immiscible | 2 or more mutually INsoluble liquids
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| Henry's Law | The solubility of a gas in a liq increases w/ increasing P and decreases w/ decreasing P
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| Effervessence | The escape of a gas from a liquid in which it is dissolved (Pop)
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| Exothermic | Released energy, feels hot
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| Endothermic | Absorbed energy, feels cold
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| Concentration | Refers to the amount of solute in a given quantity of solvent
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| Dilute | make a liquid thinner or weaker by adding water or another solvent to it
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| Molarity |
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