To Precipitate Cd²⁺ from Solution One Could Add

question 69

Multiple Choice

To precipitate Cd²⁺ from solution one could add:

• A) H₂S(aq)
• B) HCl(aq)
• C) HNO₃(aq)
• D) KI(aq)
• E) NaCl(aq)

---

Definitions:

Variable Reinforcement

A reinforcement strategy in which rewards are given out at unpredictable intervals or after an unpredictable number of responses, enhancing the persistence of the behavior.

Reward

A form of recognition or compensation given to individuals for their achievements, behavior, or performance, aimed at motivating and retaining talent.

Aversive Event

An unpleasant or noxious event or situation that an individual seeks to avoid or escape.

Negative Reinforcement

A behavioral strategy involving the removal of an unpleasant stimulus to increase the likelihood of a desired behavior being repeated.