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unit1 topic 3 water

TermDefinition
Adhesion the binding or sticking of dissimilar molecules or surfaces to one another.
Cohesion the state or action of sticking together or forming a united whole
Polar molecule a structure with a positive charge on one end and a negative charge on the other due to an uneven sharing of electron
Hydrogen bond a strong type of intermolecular attraction between a partially positive hydrogen atom and a lone pair of electrons on a nearby electronegative atom
Surface tension the elastic tendency of a liquid surface that makes it make the smallest possible surface area
Capillary action the process where a liquid moves up or through a narrow space or porous material against an opposing force like gravity
Specific heat capacity the amount of heat energy required to raise the temperature of a unit mass of a substance by one degree Celsius (or one Kelvin
Expansion upon freezing Water expands by about 9% in volume when it freezes because its molecules form a rigid
Universal solvent issolves more substances than any other liquid
Created by: user-2051178
 

 



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