If Gastric Juice Has a PH of About 1

question 11

Multiple Choice

If gastric juice has a pH of about 1.5, which of the following would be predominantly deprotonated in the stomach?

• A)phenol (pK_a = 9.9)
• B)acetic acid (pK_a = 4.7)
• C)lactic acid, (pK_a = 3.9)
• D)phosphoric acid (pK_a = 2.1)
• E)hydrochloric acid (pK_a = -6)

---

Definitions:

Arrays

Data structures that consist of a collection of elements, each identified by at least one array index or key, capable of storing data of the same type.

Same Contents

Refers to two or more data structures (such as arrays, lists, or strings) holding identical elements or values in the same order.