An Acetic Acid Buffer Containing 0

question 1

Multiple Choice

An acetic acid buffer containing 0.50 M CH₃COOH and 0.50 M CH₃COONa has a pH of 4.74. What will the pH be after 0.0020 mol of HCl has been added to 100.0 mL of the buffer?

• A)4.77
• B)4.71
• C)4.68
• D)4.62
• E)None of these choices are correct.

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Definitions:

Shaping

A process in operant conditioning involving the reinforcement of successive approximations of a desired behavior to teach a new behavior.

Learning Strategy

A planned approach or set of tactics used to facilitate the process of acquiring knowledge or skills.

Increasingly Longer

Describing something that is gradually extending or growing in duration over time.

Partial Reinforcement

In behavioral psychology, this refers to a conditioning schedule where only some of the responses are followed by a reward, making a behavior more resistant to extinction.