What makes the cluster of atoms of carboxylic acid functional group an acid?
a) a non-polar O-H bond near another electronegative oxygen.
b) an ionic O-H bond near another electronegative oxygen
c) a polar O-H bond near another electronegative oxygen
d) a hydrogen bond holding O-H together near another electonegative oxygen
e) The ability of two oxygens to remove H+ protons from the environment.