dghr720 dghr720 13-01-2023 Chemistry contestada Use the activity series to predict whether the following reactions are possible. Explain your answers. a. Ni(s) + MgSO4(aq) →→→→ NiSO4(aq) + Mg(s) b. 3Mg(s) + Al₂(SO4)3(aq) →→→→ 3MgSO4(aq) + 2Al(s) c. Pb(s) + 2H₂O(1)→→→→→ Pb(OH)₂(aq) + H₂(g)