For NH₃, PK_b = 4

question 21

Multiple Choice

For NH₃, pK_b = 4.74.What is the pH of an aqueous buffer solution that is 0.050 M NH₃(aq) And 0.20 M NH₄Cl(aq) ?

• A) 9.86
• B) 5.34
• C) 9.26
• D) 8.66
• E) 4.14

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Definitions:

Heritability

A measure of how much of the variation in a trait in a population is due to genetic differences among individuals in that population.

Biological Approach

A perspective in psychological and medical research that emphasizes the importance of physical processes and genetic influences on behavior.

Cross-Situational Consistency

The concept that an individual's behavior and responses are consistent across different situations.

Extraverted Person

An extraverted person is someone who is outgoing, sociable, and thrives in social settings, often feeling energized by interactions with others.