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Chapter 2 Section 2
terms from section 2
11
Biology
10th Grade
09/16/2015

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Term
Cohesion
Definition
an attraction between molecules of the same substance
Term
Adhesion
Definition
attraction between molecules of different substances
Term
Mixture
Definition
a material composed of two or more elements or compounds that are physically combined
Term
Solution
Definition
a solute dissolved in water (mixture)
Term
Solute
Definition
the substance that is dissolved
Term
Solvent
Definition
the substance in which the solute dissolves
Term
Suspension
Definition
mixture of water and non-dissolved substances
Term
pH
Definition
the concentration of H+ ions in a solution
Term
Acid
Definition
any compound that releases H+ ions into solution
Term
Base
Definition
any compound that releases OH- ions into solution
Term
Buffer
Definition
weak acids or bases that react with strong acids or bases to prevent sharp, sudden changes in pH
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