chemical kinetics

  1. B

    Chemical Kinetics and Rate Law Question

    Can someone explain why the answer is A. The explanation says as the [C] of KI doubles so does O2. I don't see KI doubling in [C] and neither does O2 double in formation. For example, taking taking trial 2 and 3, the concentration goes from 0.060 to 0.090 does not double. And the formation of...