Question:
The pH of a sample of vinegar is 3.76. Calculate the concentration of hydrogen ion in it.
Answer:
pH of vinegar is given as 3.76.
As we know, pH = -log [H+]
So, log [H+] = -pH
Or, [H+] = antilog (-pH)
= antilog (-3.76)
So, [H+] = 1.74 x 10-4 M.
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