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Question

The gatric juice in our stomach contains enough HCl to make the hydrogen ion concentration about 0.01 mol.L1. The pH of gastric juice is:

A
0.01
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B
1
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C
2
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D
14
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Solution

The correct option is C 2
As we know,

pH=log[H+]=log 0.01=2

Hence, the pH of gastric juice is 2.

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