2. Which statement regarding the rate determining step is TRUE:
All reactions have a rate determining step Rate determining steps can only be unimolecular The step is usually slow The step is usually fast Overall reaction has to be faster than the rate determining step
3. Which of these is NOT a differential rate law?
k[A][B] k[B]2 ln[A]0 - kt [B]0/2k .693/k
4. Molecules must ____ to react.
adsorb mix work together form collide
5. A 1.2 molar solution A has a rate constant of 3.4 L/ mol*s. Determine its half-life if its rate law is second-order.
.24 .245 4.08 4.1 1.0
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