A Formic Acid Buffer Containing 0

question 12

Multiple Choice

A formic acid buffer containing 0.50 M HCOOH and 0.50 M HCOONa has a pH of 3.77. What will the pH be after 0.010 mol of NaOH has been added to 100.0 mL of the buffer?

• A)3.67
• B)3.78
• C)3.81
• D)3.85
• E)3.95

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Definitions:

Frequency Increase

An elevation in the rate or number of occurrences of a particular event or phenomenon within a specific time frame.

Partial Reinforcement

A conditioning principle where a behavior is reinforced only some of the time, leading to a slower acquisition of behavior but greater resistance to extinction.

Shaping

The process of reinforcing successive approximations of a desired behavior to teach new behaviors.

Reinforces

In psychology, refers to consequences that increase the likelihood of the behavior that led to them being repeated in the future.