At constant pressure, how are the temperature and volume of a gas related?

In an oxidation-reduction reaction, oxidation is what happens when a reactant

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

0.09 moles of sodium sulfate in 12 ml of solution