The Equilibrium Expression for the Hydrolysis of a Weak Base

question 117

Multiple Choice

The equilibrium expression for the hydrolysis of a weak base, A^-, in water is:

• A) K_b = [A^-]/[OH^-][H₃O⁺]
• B) K_b = [OH^-][H₃O⁺]/[A^-]
• C) K_b = [OH^-][HA]/[A^-]
• D) K_b = [OH^-][A^-]/[HA]
• E) K_b = [OH^-][HA]/[A^-][H₃O⁺]

---

Definitions:

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.

Delayed Reinforcement

A technique in behavior modification that involves a time delay between the desired response of an organism and the delivery of reward.

Classical Conditioning

An educational approach where two stimuli are persistently paired; the response, initially the result of the second stimulus, eventually becomes the result of the first stimulus alone.