In the Hydrogenation of Double Bonds,a Catalyst Is Needed

question 21

Multiple Choice

In the hydrogenation of double bonds,a catalyst is needed.In the first step,the reactants must come into contact with a metal surface.This step is known as

• A) adsorption.
• B) diffusion.
• C) reaction.
• D) desorption.
• E) none of the above

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Definitions:

Confidence Interval

A span of numbers, obtained from sampled data, which probably encompasses the value of a parameter from an unknown population.

Mean Difference

The average difference between the values of two or more sets of data, often used as a measure of variation or change in statistical analyses.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, showing how much each value differs from the mean.

Conservation Video

A visual media presentation aimed at educating viewers about the importance of protecting natural resources and wildlife.