The PKₐ of the Weak Base NH₃ Is 9

question 31

Multiple Choice

The pKₐ of the weak base NH₃ is 9.25.When present in lysosomes,a subcellular organelle-ammonia-is almost totally protonated.Which of the pH values listed below is most likely to be that of the lysosome lumen?

• A)1
• B)5
• C)8
• D)14

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Definitions:

Assimilation

A cognitive process in developmental psychology where individuals integrate new information into existing schemas or frameworks.

Equilibration

A mechanism that Piaget proposed to explain how children shift from one stage of thought to the next. The shift occurs as children experience cognitive conflict, or disequilibrium, in trying to understand the world. Eventually, they resolve the conflict and reach a balance, or equilibrium, of thought.

Cognitive Observations

The process of monitoring and analyzing thought processes, including memory, perception, and problem-solving.

University Laboratory

A dedicated space within a university where experimental research, teaching, or learning in a specific field of study is conducted.