Which of the Following Is a Buffer System

question 21

Multiple Choice

Which of the following is a buffer system?

• A)NaCl(aq)and NaNO₃ (aq)
• B)HCl(aq)and NaOH(aq)
• C) H₂CO₃ (aq)and KHCO₃ (aq)
• D)NaCl(aq)and NaOH(aq)
• E) H₂O(l)and HCl(aq)

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Definitions:

Catheters

Tubes that can be inserted into the body to treat diseases or perform a surgical procedure.

Stents

Tubular support devices inserted into blood vessels, canals, or ducts to keep the passageway open.

Film

A thin layer or coating, or a series of still images on celluloid or similar material, that when shown in succession creates the illusion of motion.

Through Body

Pertains to a process or movement happening from one side of the body to the other or affecting the entire body.