An Astronomer Studying a Particular Object in Space Finds That

question 103

Multiple Choice

An astronomer studying a particular object in space finds that the object emits light only in specific,narrow emission lines.The correct conclusion is that this object

• A) cannot consist of gases but must be a solid object.
• B) is made up of a hot,dense gas surrounded by a rarefied gas.
• C) is made up of a hot,dense gas.
• D) is made up of a hot,low-density gas.

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Definitions:

Asymmetric Carbon

A carbon atom bonded to four different groups, creating a center of chirality that can lead to the existence of enantiomers in a molecule.

Asymmetric Carbons

Carbon atoms bonded to four different groups or atoms, creating a chiral center in a molecule.

Mirror Plane

A mirror plane in chemistry is a symmetry element in molecules where one half of the molecule is a mirror image of the other.

Asymmetric Carbon

A carbon atom bonded to four different atoms or groups, causing chirality in the molecule.