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Organic II Lab: Optical Rotation and Chirality 3) In the experiment, you are to

ID: 814731 • Letter: O

Question

Organic II Lab: Optical Rotation and Chirality

3) In the experiment, you are to form the free acid of naproxen. What is the meaning of the phrase "free acid".

A) A free acid is the acidic form of a substance in which all acidic groups are fully protonated

B) A free acid is a molecule with only one acidic proton

C) A free acid is a form of a compound which is free of any acidic functional groups

D) A free acid is the salt form of an acid

E) A free acid is another term used for the non-oxygen acids, such as HCl, HBr, etc.

Explanation / Answer

A) A free acid is the acidic form of a substance in which all acidic groups are fully protonated

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