Which Is Most True About the Function of a Catalyst

question 22

Multiple Choice

Which is most true about the function of a catalyst?

• A) Catalysts speed up the reaction by lowering the transition state of a reaction.
• B) Catalysts usually need higher temperatures to promote reactions.
• C) Catalysts lower the energies of the reactants.
• D) Catalysts lower the energies of the products.
• E) Catalysts increase the yield of the reaction.

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Definitions:

Margin of Error

A statistic expressing the amount of random sampling error in a survey's results, indicating how much you can expect the survey results to reflect the views of the overall population.

Probability

The measure of the likelihood that a particular event will occur, expressed as a number between 0 and 1.

Standard Error

Indicates the standard deviation of the sampling distribution of a statistic, most commonly the mean.

Standard Deviation

A quantification of how much a group of values diverges or spreads out.