Morphine, C₁₇H₁₉NO₃, Is Often Used to Control Severe Post-Operative Pain

question 171

Multiple Choice

Morphine, C₁₇H₁₉NO₃, is often used to control severe post-operative pain.What is the pH of the solution made by dissolving 25.0 mg of morphine in 100.mL of water? (For morphine, K_b = 1.62 × 10^-6.)

• A)9.57
• B)9.08
• C)3.79
• D)9.87
• E)4.43

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Definitions:

Hindsight Bias

The tendency to overestimate one’s ability to have predicted an event after the outcome is known; the “I knew it all along” phenomenon.

Heuristic

A rule of thumb that suggests a course of action or guides problem solving but does not guarantee an optimal solution.

Cognitive Schema

A mental framework that helps organize and interpret information, based on past experiences and knowledge.

Cognitive Heuristic

Simple, efficient rules which people often use to form judgments and make decisions; they are mental shortcuts that reduce the cognitive load of making a decision.