Question

Which of the following has the most H+ ions in its solution?

A. Hydrochloric acid solution with a pH of 1.
B. Carbonic acid solution with a pH of 4.
C. Ethanoic acid solution with a pH of 6.5
D. Ammonia solution with a pH of 12.

Answer 1

A.) Hydrochloric acid solution with a pH of 1.

Step-by-step explanation:

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Answer 2

A.

Step-by-step explanation:

The lower the pH the greater the concentration of H+ ions. Hydrochloric acid with a pH of 1 is a strong acid and is highly ionised in solution. It has the most H+ ions