Alanine is an amphoteric substance: both acidic and basic at the same time.
However, it is neutral in a pH = 6.1 solution: CH3CH(NH3+)COO-
It is positvely charged ( by excess of H+) at lower pH sol'n CH3CH(NH3+)COOH and negatively in pure water or more basic solution CH3CH(NH2)COO-.
non-polar
It is non polar.
Polar contains polar. Non-polar contains nothing.
ClO4 is polar.
Nonpolar
It is non-polar, covalent.
Polar contains polar. Non-polar contains nothing.
It is non-polar
oil is non polar molecule
polar
it was my homework then i guessed then my answer came it was non-polar
Bromine is non-polar.