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)

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Definitions:

Introduction Stage

The first phase of a product's life cycle, characterized by low sales, high costs, and limited market awareness, requiring significant promotional efforts.

Gaining Distribution

The process of making a product available in new retail outlets or channels.

Product Life Cycle

The stages a product goes through from development and introduction to the market, through growth and maturity, and eventually decline and withdrawal.

Introduction Stage

The phase in the product life cycle where a new product is launched into the market, characterized by low sales and potentially high costs.