How many protons does an atom of zinc contain?
It contains an amount

Answer a b c and d for my chemistry hw

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light

Nonpoint source pollution is difficult to control because it