Lesson 5: Concentration

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10 Terms

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Concentration
The quantity of dissolved solute per unit volume of solution.
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Amount Concentration
The amount (in moles) of solute dissolved per liter of solution. Symbol: M (mol/L)
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Stock Solution
A concentrated solution used to prepare dilute solutions for actual use.
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Standard Solution
A solution for which the precise concentration is known.
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Volumetric Flask
A pear-shaped container with an elongated neck used to prepare standard solutions.
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Meniscus
The curved upper surface of a liquid in a container.
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Dilution
The process of adding additional solvent to a solution to decrease its concentration.
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Molarity
The amount of solute in moles per liter of solution. Symbol: M (mol/L)
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Solution
A homogeneous mixture of two or more substances.
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Precise Concentration
The exact concentration of a standard solution that is known.