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19 Cards in this Set

  • Front
  • Back
polar
uneven distribution of charge
hydrogen bond
the force of attraction between a hydrogen molecule with a partial positive charge and another atom or molecule with a partial or full negative charge
cohesion
an attractive force that holds molecules of a single substance together, contributes to the upward movement of water from plant roots to their leaves
adhesion
the attractive force between 2 particles of different substances
capillarity
the attraction between molecules that results in the rise of a liquid when in contact with a solid
solution
a mixture in which one or more substances are uniformly distributed in another substance
solute
a substance dissolved into a solvent
solvent
the substance in which the solute is dissolved
concentration
the amount of solute dissolved in a fixed amount of the solution
saturated solution
a solution in which no more solute can dissolve
aqueous solutions
solutions in which water is the solvent
hydroxide ion
OH- negatively charged hydrogen and oxygen
hydronium ion
H30+ ion positively charged hygrogen and oxygen
acid
if the # of hydronium ions in a solution is greater than the # of hydroxide ions
base
if the # of hydroxide ions in a solution is greater than the # of hydronium ions
pH scale
a scale for comparing the relative concentrations of hydronium ions and hydroxide ions in a solution
buffers
chemical substances that neutralize small amounts of either an acid or a base added to a solution
polar
uneven distribution of charge
hydrogen bond
the force of attraction