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Chem 102 - Week 1: Solution Terminology
Required words needed to work through the first week of Chemistry 102. Credit: Mrs. Henry, Hood College. Frederick, MD
12
Chemistry
Undergraduate 1
02/16/2011

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Term
Solution
Definition
A homogeneous mixture, in example, a mixture that has uniform composition at the molecular level.
Term
Solvent
Definition
The dissolving medium of a solution; normally the solution component that is present in the greater amount
Term
Solute
Definition
The dissolved or dispersed substance in a solution, normally the solution component in the smaller amount.
Term
Concentration
Definition
The quantity of solute present in a given quantity of solvent or solution.
Term
Saturated
Definition
Describes a solution in which undissolved solute and dissolved solute are in equilibrium.
Term
Supersaturated
Definition
A solution with a concentration that is temporarily greater than that of a saturated solution. This is not a stable system.
Term
Mass Percent
Definition
Grams of solute per 100 grams of solution
Term
ppm
Definition
Parts per million; grams of solute per 10^6 grams of solution.
Term
ppb
Definition
Parts per billion; grams of solute per 10^9 grams of solution
Term
Mole Fraction
Definition
The ratio of moles of one component of a mixture to the total moles of all components.
Term
Molarity
Definition
Moles of solute per liter of solution, abbreviated M
Term
Molality
Definition
Moles of solute per kilogram of solvent, abbreviated m
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