Chlorine radicals catalyze stratospheric ozone decomposition through the elementary steps shown below.
1. O3+Cl→ClO+O2(slow)
2. ClO+O→Cl+O2(fast)
Which statement about the rate law that follows from this mechanism is most accurate?
a) rate=k[O3]
b) rate=k[O3]2
c) rate=k[O3][Cl]
d) rate=k[ClO][O]