What is the reason of formation of millions of organic compound

According to the diagram; a) identify the anode of the cell and write the half-reaction that occurs there b) write the overall equation for the reaction that occurs as the cell operates c) calculate the value of the standard cell potential ,e cell. d)write the shorthand notation of the cell above e)indicate the flow of the electrons on the diagram

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder

What will most likely happen when two bromine atoms bond together?