What are the products of a solution of iron 3 sulfate and a solution of lead 2 perchlorate

Which of these best describes an ionic bond?

What does the cell nucleus do or, how does it function?

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