Which Is the Strongest Base (PK_a Values Given for Conjugate

question 26

Multiple Choice

Which is the strongest base (pK_a values given for conjugate acid) ?

• A) NH₃ (pK_a = 9.2)
• B) CH₃O− (pK_a = 16)
• C) (pK_a = −6.5)
• D) CH₃CO₂− (pK_a = 4.7)
• E) H− (pK_a = 35)

Understand the environmental causes of diseases, such as lung cancer in nonsmokers.

Recognize the role of community action in addressing environmental health issues.

Understand the environmental and health issues associated with waste management.

Appreciate the importance of community involvement and political action in public health.

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Definitions:

Impulsivity

A trait signifying a tendency to act on a whim, displaying behavior characterized by little or no forethought, reflection, or consideration of the consequences.

Biopsychosocial Approach

A holistic perspective in health and illness considering biological, psychological, and social factors as interconnected influences.

DSM-IV-TR

The American Psychiatric Association’s Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, updated as a 2000 “text revision”; a widely used system for classifying psychological disorders.

Medical Model

A framework in which psychological disorders are treated as medical diseases, emphasizing diagnosis, treatment, and cure.