The Formula for Ammonia,NH₃,represents a Compound Composed of

question 84

Multiple Choice

The formula for ammonia,NH₃,represents a compound composed of

• A)one atom of nickel and three atoms of hydrogen.
• B)one atom of nitrogen and three atoms of hydrogen.
• C)three atoms of nitrogen and three atoms of hydrogen.
• D)three atoms of nitrogen and one atom of hydrogen.
• E)one atom of nitrogen and three atoms of helium.

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Definitions:

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, which extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column.

Bridge

A structure built to span physical obstacles without closing the way underneath, such as a body of water, valley, or road, for the purpose of providing passage.

Erection

The process by which erectile tissue fills with blood and becomes firm, typically in response to sexual arousal.

Spinal Reflex

An automatic response controlled by the spinal cord without conscious brain involvement.