Which Statement Correctly Describes Reaction Rates

question 25

Multiple Choice

Which statement correctly describes reaction rates?

• A) Decreasing the reactant concentration will decrease reaction rate because,if there are fewer particles,there will be fewer collisions.
• B) Increasing the temperature will decrease reaction rate because,if the particles are moving faster,there will be fewer collisions.
• C) Both decreasing the reactant concentration and increasing the temperature will decrease reaction rate.
• D) Neither decreasing the reactant concentration nor increasing the temperature will decrease reaction rate.

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Definitions:

At Least Two Atoms

A molecule that consists of two or more atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.

Molecules

The smallest units of a chemical substance that can exist independently while retaining the composition and chemical properties of the substance.

Anatomical Position

The standard position in which the body is standing with feet together, arms at the side, and head, eyes, and palms facing forward, used as a reference point in anatomical nomenclature.

Organs of Digestion

The series of organs responsible for breaking down food and absorbing nutrients, including the stomach, intestines, liver, and pancreas.