Which of the Answers Below Is INCORRECT for Diprotic Acids

question 15

Multiple Choice

Which of the answers below is INCORRECT for diprotic acids and bases?

• A)Solutions of H₂A are treated as monoprotic to calculate [H⁺],[HA⁻] and [H₂A].
• B)The pH for HA⁻ solutions is appro×imated with pH = ½(pK₁ + pK₂).
• C)K_a1K_b1 = K_w and K_a2K_b2 = K_w
• D)Solutions of A²⁻ is treated as monobasic to calculate [OH⁻],[HA⁻],and [A²⁻].
• E)A zwitterion is a neutral molecule with both positive and negative charges.

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Definitions:

Conditioned Reinforcer

A stimulus that acquires its reinforcing power through association with a primary reinforcer, used to condition a response.

Primary Reinforcer

A naturally reinforcing item or outcome, like food or water, that does not require learning to become desirable or rewarding.

Operant Conditioning

A learning paradigm that tailors the intensity of a conduct through positive feedback or negative repercussions.

Shaping

The process of reinforcing successively closer approximations to a desired behavior, used in behavioral training and conditioning.