There Are About as Many Atoms of Air in Our

question 31

Multiple Choice

There are about as many atoms of air in our lungs at any moment as there are breaths of air in the atmosphere of

• A)a large auditorium.
• B)a large city.
• C)the United States.
• D)the whole world.
• E)none of the above

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Definitions:

Liquids

A state of matter that has a definite volume but no fixed shape, and flows readily to conform to the shape of its container.

Covalent Bonds

A type of chemical bond where atoms share pairs of electrons.

Electrons

Subatomic particles with a negative electric charge, found in all atoms and acting as the primary carrier of electricity in solids.

Atomic Nuclei

The central core of an atom containing protons and neutrons, around which electrons orbit.