Nitroglycerin, C₃H₅N₃O₃

question 37

Multiple Choice

Nitroglycerin, C₃H₅N₃O₃:

• A) has equal amounts of C and N by mass
• B) has less than 50% O by mass
• C) has the same proportion of N to H atoms as does NH₃
• D) has the same mass percent of C and N
• E) has higher mass percent of H than O

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Definitions:

Intrathecal

Pertaining to an injection into the space under the arachnoid membrane of the brain or spinal cord.

Intramuscular

Related to the administration of medication directly into the muscle tissue through injection.

Inhalation

The act of breathing in; drawing air or other substances into the lungs.

Subcutaneous

Refers to being located or existing under the skin.