(a) in an electrolytic cell anelectrolytic cell, electrical current drives nonspontaneous redox reaction. once of the reactions below is spontaneous while the other is nonspontaneous, identify them an explain why? (4 mark) () 2 hz (g) + o2 (g) â 2 h20 (1) (ii) 2 h20 (1) â 2 h2 (g) + o2 (g) (b) explain the difference between a galvanic and the electrolytic cell (1 marks)