IB BIO A1.1 Water
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15 Terms
Cohesion
the attraction between molecules of the same substance
Adhesion
an attraction between molecules of different substances
Hydrogen bonding
bonds formed between water molecules
Electronegativity
the ability of an atom to attract electrons when the atom is in a compound
Buoyancy
the ability for an object to float
Viscosity
a liquid's resistance to flowing
Thermal conductivity
the ability of an object to transfer heat
Specific heat capacity
the energy required to raise the temperature of one gram of a substance by one degree Celsius
Solvent
a liquid substance capable of dissolving other substances
Polar
molecules that have partial charges and mix with water
Non-polar
molecules that are hydrophobic
Hydrophilic
molecules attracted to water
Ions
positively and negatively charged atoms
Amphipathic
having both a hydrophilic region and a hydrophobic region
Hydrophobic
molecules with aversion to water
Note 
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