1.

The chemical recation 2O_(3) to 3O_(2) proceeds as follows : O_(3)overset ("Fast")(to)O_(2)+O & O+O_(3) overset ("Slow")(to)2O_(2) the rate law expression should be

Answer»

`r = K [O_3]^2`
`r = K [O_3]^2 [O_2]^(-1)`
`r = K [O_3][O_2]^2`
`r = K [O_3][O_2]^2`

ANSWER :B


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