I’m stuck on these, please help me :(

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

Why are pipes bursting in the in extremely cold weather?

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins