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Answer to Question #108021 in General Chemistry for Beverlie

Question #108021
1. Calculate the pH of stomach acid in which [HCl] = 0.155 M .
1
Expert's answer
2020-04-08T13:36:41-0400

Answer:

pH=-lg[H+]

[H+]=[HCl]=0.155M, because HCl is a strong acid in aqueous solutions, which will be considered gastric juice for ease of calculation.

pH=-lg(0.155)=0.8

So, the pH of stomach acid is 0.8.

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