The Number of Molecules in One Mole of a Substance

question 28

Multiple Choice

The number of molecules in one mole of a substance

• A) depends on the molecular weight of the substance.
• B) depends on the atomic weight of the substance.
• C) depends on the density of the substance.
• D) depends on the temperature of the substance.
• E) is the same for all substances.

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Definitions:

Shelled, Amniote Eggs

Eggs encased in a protective shell, laid by amniotes, a group of vertebrates that includes reptiles, birds, and certain mammals, providing a contained aquatic environment for embryonic development.

Paired Appendages

Structures that extend from the body of an organism and occur in matching pairs, such as wings, arms, and legs.

Watery Habitats

Environments characterized by the presence of water, such as rivers, lakes, wetlands, and oceans, which support a diverse range of life.

Notochord

Stiff rod of connective tissue that runs the length of the body in chordate larvae or embryos.