6.You’ve been experiencing acid indigestion lately, andyou’d like a quick fix fo
ID: 4599 • Letter: 6
Question
6.You’ve been experiencing acid indigestion lately, andyou’d like a quick fix for the problem. You do a littleresearch on the Internet and discover that your problem is causedby excess stomach acid. In the pharmacy aisles, youinvestigate various medications that might solve theproblem.
a. If youcould check the pH of the pharmacist recommended Pepcid-AC, whatwould you expect it to be relative to your stomach acid pH? Do not give pH values, just describe the relative concentration ofH+ ions in both solutions and how these relate to pH7.
b. If you wereable to chemically analyze your stomach fluid 30 minutes aftertaking two tablets, what would you find had happened to the ionconcentrations of your stomach fluid?
Explanation / Answer
b) The [H+] concentration should go down in your stomach fluidbecause pepcid ac is an acid blocker.
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