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14 terms

Properties of water

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Adhesion
An attraction between molecules of different substances.
Cohesion
An attraction between molecules of the same substance.
Capillary action
The combination of adhesion and cohesion that allows water to travel up small tubes.
Hydrogen Bonding
Attraction that form between a positively charged hydrogen atom of one water molecule and a negatively charged oxygen atom of another water molecule.
Temperature Moderation
Property of water in which water molecules resist temperature change because of hydrogen bonding.
Solution
Combination of a solute and a solvent.
Solvent
The substance that the solute dissolves in to form a solution.
Solute
The substance dissolved by the solvent to form a solution.
Polarity
The differences in electrical charge at the ends of a molecule.
Nonpolarity
Not having a positively charged and a negatively charged end.
Amphipathic
Having both a hydrophilic region and a hydrophobic region.
pH
A logarithmic scale (each level a factor of ten above the last) used to determine the acidity of an organic compound.
Hydroxide
The ion that bases have a higher concentration of.
Hydronium
The ion that acids have a higher concentration of.