11. [2 marks] The reaction rate as a function of initial reactants pressures was investigated for the reaction 2NO(g) + 2H2(g) → N2(g) + 2H2O(g) and the following data was obtained:
Run
1
2
3
Po H2 (kPa)
53.3
53.3
38.5
19.6
Po NO (kPa)
40.0
20.3
53.3
53.3
Rate (kPa s1)
0.137
0.033
0.213
0.105
What is the rate law expression for this reaction?