Which of the Following 0

question 78

Multiple Choice

Which of the following 0.10 M aqueous solutions gives the lowest pH?

• A) CCl₃COOH (pK_a = 0.52)
• B) Because all are acids, the pH is the same for all solutions.
• C) HF (pK_a = 3.45)
• D) CH₃COOH (pK_a = 4.75)
• E) H₃PO₄ (pK_a1 = 2.12)

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Definitions:

Nucleic Acid

A complex organic substance present in living cells, especially DNA or RNA, whose molecules consist of many nucleotides linked in a long chain.

Enveloped Viruses

Enveloped viruses are viruses that have a lipid bilayer membrane derived from the host cell membrane surrounding their capsid, aiding in infection processes.

Stanley Prusiner

Stanley Prusiner is a scientist known for his discovery of prions, a type of infectious agent composed of protein material that can replicate without containing nucleic acids.

Infective Agent

A biological agent, such as a virus, bacterium, or fungus, capable of causing disease.