Define reactions as spontaneous or nonspontaneous as written Question # 00767242 Posted By: Maright1966 Updated on: 06/25/2020 06:31 AM Due on: 07/03/2020 Subject Chemistry Topic General Chemistry Tutorials: 0 Question Based on the sign of E°cell, classify these reactions as spontaneous or nonspontaneous as written. Assume standard conditions. a) Ni2+(aq) + Pb(s) ------------------- Ni(s) + Pb2+(aq) b) Ni2(aq) + S2-(aq) ------------------- Ni(s) + S(s) c) Al3+(aq) + 3Na(s) --------------------- Al(s) + 3Na+(aq) Rating: 4.9/5