Which of the following statements regarding catalysts is incorrect?
A) A catalyst increases the rate of a reaction by giving the reaction an alternate pathway with lower activation energy.
B) A catalyst is formed temporarily in an early step of a reaction.
C) Most enzyme catalysts are large protein molecules.
D) In a chemical equation the catalyst is shown above the reaction arrow of the equation.
E) The shape of an active site on an enzyme is unique, allowing it to react with only one substrate.
Correct Answer:
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Q3: Which of the following changes will increase
Q4: Factors that influence reaction rates include all
Q5: The rate of a reaction can be
Q6: A catalyst speeds up a chemical reaction
Q7: Which of the following will not increase
Q9: Identify any intermediates in the following three-step
Q10: In a chemical reaction at constant temperature,
Q11: Identify any intermediates or catalysts in the
Q12: Identify the intermediate(s)in the following two-step reaction.
Q13: Which of the following changes will increase
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