N2H4(aq)+4OH(aq)N2(g)+4H2O(l)+4eO2(g)+2H2O(l)+4e4OH(aq) (a) Which reaction occurs at the anode and which at the cathode? N2H4(aq)+4OH(aq)N2(g)+4H2O(l)+4eO2(g)+2H2O(l)+4e4OH(aq) (b) What is the net cell reaction? (Include states of matter in your answer. Leave any unneeded answer blanks +++++++ (c) If the cell is to produce 0.53A of current for 48.0h, what mass in grams of hydrazine must be present? g (d) What mass in grams of O2 must be available to react with the mass of N2H4 determined in part (c)? g