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2.2 Water
Properties of Water
Term | Definition |
---|---|
acid | compound that forms hydrogen ions (H+) in solution |
adhesion | force of attraction between different kinds of molecules. |
base | compound that produces hydroxide ions (OH-) in solution; solution with a pH of more than 7. |
buffer | compound that prevents sharp |
cohesion | attraction between molecules of the same substance. |
hydrogen bond | weak attraction between a hydrogen atom and another atom. |
mixture | material composed of two or more elements or compounds that re physically mixed together but not chemically combined. |
pH scale | scale with values form 0 to 14 |
solute | substance that is dissolved in a solution. |
solution | type of mixture in which all the components are evenly distributed. |
solvent | liquid that does the dissolving. |
suspension | mixture of water and nondissolved material. |
capillary action | water molecules "tow" each other to climb up a thin tube |
polarity | the oxygen end is negative and the hydrogen end is positive |