Answer :

Low pH means a the solution is acidic, which means the answer is C. it has a high hydrogen-ion concentration

Low pH is the indication of high number of  hydrogen ion in the liquid. Low pH means a the solution is acidic. The correct option is C.

What is pH?

pH is the potential of hydrogen.

Low value of pH , more acidic solution due to the presence of high hydrogen ion concentration.

Thus, Low pH means a the solution is acidic. The correct option is C.

Learn more about pH.

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