One Reaction That Occurs in an Automobile Catalytic Converter Is $\rightarrow$

question 108

Multiple Choice

One reaction that occurs in an automobile catalytic converter is the conversion of carbon monoxide to carbon dioxide. How is the rate of this reaction related to the rate at which the concentration of a reactant or product changes?
2CO(g) + O₂(g) $\rightarrow$ 2CO₂(g)
I. Rate = $\Delta$ [CO]/ $\Delta$ t
II. Rate = - $\Delta$ [CO]/ $\Delta$ t
III. Rate = - $\Delta$ [O₂]/ $\Delta$ t
IV. Rate = $\Delta$ [CO₂]/ $\Delta$ t

• A) I only
• B) II only
• C) III only
• D) II and III only
• E) II, III, and IV only

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