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14 Cards in this Set
- Front
- Back
Give two different explanations for the difference between a solute and a solvent.
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A solute dissolves in a solvent.
The solute does the dissolving, the solvent is what it dissolves into. |
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What is the solution process called when the solvent is water?
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hydration
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Every substance has a characteristic ______ value in a given solvent.
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solubility
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Name three facotrs that affect solubility values.
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nature of the solute
nature of the solvent temperature pressure |
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State Henry's law in words.
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The solubility (S) of a gas in a liquid is directly proportional to the pressure (P) of the gas above the liquid at a given temperature.
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The concentration of a solution is a (qualitative / quantitative) measure of the amount of ______ in a given amount of ______ or ______.
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quantitative, solute, solvent, solution
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Name three measures of concentration.
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mass and volume percentages
molarity molality mole fraction |
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A dilute solution can be prepared from a more _______ standard stock solution
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concentrated
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colligative property
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a physical property affected by the conecntration of the solute but not the nature of the solute
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Name three colligative properties of solutions.
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vapor pressure lowering, boiling point elevation, freezing point depression, osmotic pressure
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One of the key differences between solutions, colloids, and suspensions is _____ size.
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particle
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The random motion of colloidal dispersions due to molecular collisions is called ________.
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Brownian motion
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What can you use to distinguish colloids from solutions?
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the Tyndall effect
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What is the Tyndall effect?
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the scattering of light by colloidal particles
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