Based on the information given below, study these information related to answer the questions that follow:
The pH scale can be used to determine the strength of acid solutions as well as basic solutions by making use of hydrogen ion concentrations in them. Consider two solutions A and B having pH values 3 and 9.5 respectively.
Which of the following substances would have pH less than 7?
The pH value of vinegar is 2.5. Hence the vinegar is acidic in nature.
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