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Which statement below regarding the half-life of a second-order reaction is true?

What are the units of k in the following rate law? Rate = k[X]

Plasmids are essential for bacterial growth if the bacteria are cultured under optimal growth conditions.  (CS 19, 20)

Determine the rate law and the value of k for the following reaction using the data provided. NO2(g) + O3(g) → NO3(g) + O2(g) [NO2]i (M) [O3]i (M) Initial Rate () 0.10 0.33 1.42 0.10 0.66 2.84 0.25 0.66 7.10

Francium, Fr, has a larger atomic radius than Calcium, Ca.

For a reaction with a second order rate constant, what is the correct unit?

Using the method of initial rates for the reaction A → B, if the initial concentration of A is doubled and the rate of reaction quadruples, what is the order of reaction with respect to A?

Which of the elementary reactions shown above has a molecularity of three?

Which bacterial inclusion would have phosphate? (CS 1, 15)

The decomposition of ozone in the stratosphere can occur by the following two-step mechanism: Br + O3 → BrO + O2 BrO + O → Br + O2Which species is a catalyst in this mechanism?