If 25 ML of 0

question 75

Multiple Choice

If 25 mL of 0.20 M NaOH is added to 50 mL of 0.10 M HC₂H₃O₂ (Ka = 1.8 × 10^-5) , what is the pH?

• A) 5.33
• B) 10.21
• C) 8.78
• D) 13.56
• E) 1.34

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Definitions:

Energy

The capacity to do work or to produce changes within a system, typically measured in joules or calories.

Sensation

The initial detection of stimulus energy (e.g., sound, light) by sensory organs and its conversion into neural signals.

Efferent Nervous System

Part of the nervous system responsible for carrying motor signals from the central nervous system to the body, controlling actions.

External Stimulation

External stimulation refers to any input from the environment that influences sensory receptors and can alter an individual's response or behavior.