When a Catalyst Is Added to a Reaction Mixture, It

question 20

Multiple Choice

When a catalyst is added to a reaction mixture, it

• A) increases the rate of collisions between reactant molecules.
• B) provides reactant molecules with more energy.
• C) slows down the rate of the back reaction.
• D) provides a new pathway (mechanism) for the reaction.
• E) None of these choices is correct.

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Definitions:

High-Maintenance

Requiring a lot of time, attention, or resources.

Meal Part

A segment or course of a meal, such as an appetizer, entrée, or dessert.

Vegetarian

A diet abstaining from the consumption of meat and often other animal products, for health, ethical, or environmental reasons.

Side Dish

A food item that accompanies the main course at a meal, often vegetables, rice, or salads.