Select the Pair of Substances in Which an Acid Is

question 79

Multiple Choice

Select the pair of substances in which an acid is listed followed by its conjugate base.

• A) H⁺, HCl
• B) NH₃, NH₄⁺
• C) HPO₄^2-, H₂PO₄^-
• D) HCO₃^-, CO₃^2-
• E) CH₃COOH, CH₃COOH₂⁺

---

Definitions:

Encoding Variability

A principle that suggests variations in the context of learning can enhance the memory of the information learned.

Spacing Effect

A phenomenon in which recall of material that is presented repeatedly is superior when the presentations are some time apart rather than immediately following one another.

Context Effects

The influence of environmental factors on one's perception, cognition, or behavior.

Explicit Memory

Memory that involves conscious recollection of previous experiences, facts, or information, such as remembering names or historical dates.