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Bio Terms 2.3

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Polar   -A compound with an uneven distribution of charge. Ex:water  
Hydrogen Bond   -The force of attraction between hydrogen molecules with a positive charge and another atom with a negative charge.  
Cohesion   -An attractive force that holds molecules of a singe substance together.  
Adhesion   -The attractive force between two partials of a different substance.  
Capillary   -The attraction between molecules that result in a rise of the surface of a liquid when contacted with a solid.  
Solution   -A mixture in which one or more substances are uniformly distributed in another substance.  
Solute   -A substance dissolved into the solvent.  
Solvent   -A substance dissolved into the solute.  
Concentration   -The amount of solute dissolved in a fixed amount of solution.  
Saturated Solution   -A solution where no more solute can dissolve.  
Aqueous Solution   -Solutions on which water is the solvent  
Hydroxide Atom   -OH=  
Hydronium Ion   -H to the 3rd O plus  
Acid   -If the number of hydronium ions in a solution is greater than the number of hydroxide ions this is the solution.  
Base   -If the solution contains more hydroxide atom than ions  
Ph scale   -A scale to compare the amount of hydroxide atoms and hydronium ions in a substance.  
Buffer   -Chemical substances small amounts of either acids or bases.  


   






 
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Created by: AdamsD20