A Buffer Solution Contains 0

question 172

Multiple Choice

A buffer solution contains 0.0200 M acetic acid and 0.0200 M sodium acetate.What is the pH after 2.0 mmol of NaOH are added to 1.00 L of this buffer? pK_a = 4.75 for acetic acid.

• A) 4.75
• B) 4.70
• C) 4.80
• D) 4.84
• E) 4.66

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Definitions:

Matching Law

A theory stating that the proportion of responses directed towards one alternative corresponds to the proportion of reinforcements received from that alternative.

Shortest Delay

The minimal time interval between a signal and its associated outcome, often discussed in the context of learning and reaction times.

Responding

The act of reacting to a stimulus or environment in a way that is observable.

Parietal Cortex

A region of the brain located in the parietal lobe, involved in processing sensory information and spatial orientation.