The activity series is given above. Which of the following reactions cannot happen?
a 2Al + Fe2O3 - Al2O3 + 2Fe
Ring funct
pictures
b 2AI + 6HCI - 2AlCl3 + 3H2
C Fe + CuSO4 → FeSO4 + Cu
d 3Fe + 4H20 Fe3O4 + 4H2
e 2Ag + 2HCI - 2AgCl + H2

The data below were determined for the reaction shown below. s2o82– + 3i – (aq) → 2so42– + i3– expt. # [s2o82–] (m) [i –] (m) initial rate 1 0.038 0.060 1.4 × 10 – 5 m/s 2 0.076 0.060 2.8 × 10 – 5 m/s 3 0.076 0.030 1.4 × 10 – 5 m/s the rate law for this reaction must be: