Consider the reaction between nitrogen dioxide and carbon monoxide:
NO₂(g) + CO(g) + NO(g) + CO₂(g)
Experiment [NO2] (M) [CO] (M) Initial Rate (M)
1 0.182 0.182 0.3636
2 0.364 0.182 1.4545
3 0.364 0.364 1.4545