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24 Cards in this Set

  • Front
  • Back
a mixture in which particles can be seen and easily separated by settling or filtration

example water and pepper
a well-mixed mixture

example water and salt
part of a solution present in the largest amount
a substance that is present in a solution in a smaller amount and dissolved by the solvent
a mixture with small undissolved particles that do not settle out

example gelatin
dilute solution
only a little solute is dissolved in the water
concentrated solution
more solute is dissolved in the water
a measure of how well a solute can dissolve in a solvent at a given temperature
saturated solution
contains as much dissolved solute as possible at a given temperature
unsaturated solution
does not hold as much of a solute as is possible at the given temperature
factors that affect the solubility of a substance
temperature, pressure and type of solvent
supersaturated solution
has more dissolved solute than is predicted by its solubility at the given temperature
compounds that share characteristic properties in the kinds of reactions they undergo
a compound that changes color when in contact with an acid or a base
a substance that tastes bitter, feels slippery and turns red litmus blue
hydrogen ion (H+)
a positively charged ion formed of a hydrogen atom that has lost its electron
hydroxide ion (OH-)
a negatively charged ion made of oxygen and hydrogen
pH scale
a range of values from 0 to 14 that expresses the concentration of hydrogen ions in a solution
acid rain
rainwater that is more acidic than normal rainwater
a reaction between an acid and a base
an ionic compound that can form from the neutralization of an acid with a base
the process that breaks down complex molecules of food into smaller molecules
mechanical digestion
the physical process that tears, grinds and mashes large food particles into smaller ones
chemical digestion
the process that changes large food molecules into smaller molecules