13-The reaction equation of the magnesium-air accumulator in the discharge direction is 2MG+O2+2H2O2MG(OH)2 (The electrolyte does not have to be considered for this task) a) What is the oxidation number of magnesium? - In the charged battery (left side)? - In the discharged battery (right side)? b) What is the oxidation number of oxygens? - In the charged battery (left side)? - In the discharged battery (right side)? c) Which substance is oxidized during discharge? d) Calculate the theoretical maximum specific charge (=specific capacity) of the batter Qxpr(mo mbayne) Ah/kg Assume that per formula sales z= Eectrons are exchanged in the first step, first determine the total molar mass Mass ges Per formula sales e) What gravimetric energy density would this battery have with a cell voltage of U0=1.8 theoretically