An amphoteric salt is one that contains an anion that can act as either an acid or a base in water. baking soda, nahco3, is an example. by combining the ionization and hydrolysis reactions of the anion, we get the principle reaction that occurs when this salt is dissolved in water.

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.