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The pH of a sample of vinegar is 3.76. Calculate the concentration of hydrogen ion in it.

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The pH of a sample of vinegar is 3.76. Calculate the concentration of hydrogen ion in it.

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H= -log [H+] 

or log [H+] = -3.76 = -4.24 

 [H+] = antilog (-3.76) = 1.74 × 10-4 M

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