Water, pH and Macromolecules
The pH of a solution is determined by

relative concentration of acids and bases
environmental effect
dielectric constant of the medium
concentration of salt

ANSWER DOWNLOAD EXAMIANS APP

Water, pH and Macromolecules
The main difference between an acid and a base is that

bases are polar molecules and acids are not
bases donate hydrogen ions in water while acids accept hydrogen ions
acids donate hydrogen ions in water while bases accept hydrogen ions
acids are polar molecules and bases are not

ANSWER DOWNLOAD EXAMIANS APP