In the Hydrogenation of Double Bonds,a Catalyst Is Needed

question 91

Multiple Choice

In the hydrogenation of double bonds,a catalyst is needed.In the last step,the reactants must escape from the surface into the gas phase.This step is known as

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

Grasp the implications of human actions on species distribution and community structure.

Understand the relationship between habitat complexity and species diversity.

Analyze the effects of environmental stress on species diversity.

Define and illustrate the concept of ecotones and their significance for biodiversity.

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Definitions:

Bloom's Taxonomy

A classification system used to define and distinguish different levels of human cognition – understanding, learning, and thinking.

Analyze

The process of examining something methodically to understand its components, meaning, or relationships.

Bloom's Taxonomy

A classification system used in education to define and distinguish different levels of human cognition - i.e., thinking, learning, and understanding.

Evaluate

The process of assessing or judging the value, nature, or importance of something.