Which property is the basis of the purification technique recrystallization?

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

In which reaction is precipitation occurring?

What is the atomic number of an atom that has 6 protons