In a kinetic study of the reaction:   2 NO (g)  +  O2 (g)  →  2 NO2 (g)   the following data were obtained for the intial rates of disappearance of NO:   Initial  Concentrations Initial Rate of NO O2 Reaction of NO   Exp. 1 0.0125 M 0.0253 M 0.0281 M/s   Exp. 2 0.0250 M 0.0253 M 0.112   M/s   Exp. 3 0.0125 M 0.0506 M 0.0561 M/s   Obtain the rate law.  What is the value of the rate constant?

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