A Weakly Basic Drug with a PKa of 7

question 28

Multiple Choice

A weakly basic drug with a pKa of 7.5 partitions from the blood into OF with a pH of 6.7. If ion trapping occurs, where will the drug be trapped?

• A) in the blood
• B) in the oral fluid
• C) equally in both
• D) no trapping will occur
• E) none of the above

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Definitions:

Sound Wave

A longitudinal wave consisting of compressions and rarefactions, which travels through a medium such as air or water.

Purity

The condition or quality of being clean, free from contaminants, or morally upright.

Timbre

The quality of a sound that distinguishes it from other sounds of the same pitch and volume.

Musical Note

A symbol representing a specific pitch and duration in music, essential for musical notation and composition.