Consider the reaction
5Br−(aq) + BrO3−(aq) + 6H+(aq) → 3Br2(aq) + 3H2O(l)
The average rate of consumption of Br− is 2.06 × 10−4 M/s over the first two minutes. What is the average rate of formation of Br2 during the same time interval?
Express your answer with the appropriate units.