key words

Cards (11)

hydrogen bond
weak bonds between a slightly positively charged hydrogen atom in one molecule and a slightly negatively charged atom in another molecule
dipolar
having a positive and negative pole as a result of an uneven distribution of electrons within it
metabolite
a substance involved in a metabolic reaction
solvent
a liquid that other substances dissolve in
solute
a substance that has been dissolved in another substances
specific heat capacity
the heat energy needed to raise the temperature of 1kg of a substance by 1°c
latent heat of vaporisation
the heat energy require to change the state of a substance
(water to water vapour)
cohesion
the attraction of molecules of the same type
e.g two water molecules
adhesion
the attraction between molecules of a different type
e.g a water molecule and the wall of the xylem
surface tension
the measure of how hard it is to break the surface of a liquid
ion
an atom with a positive or negative charge due to losing or gaining electrons

See similar decks