The pH of a solution is 2.0. Which statement is correct? A) The pOH of the solution is 12.0. B) The concentration of OH - ions is 1.0 x 10-2 M. C) The concentration of H + ions is 100.0 M. D) The pOH of the solution is 7.

Question

Braden Summers

Chemistry

27 September, 09:40

The pH of a solution is 2.0. Which statement is correct? A) The pOH of the solution is 12.0. B) The concentration of OH - ions is 1.0 x 10-2 M. C) The concentration of H + ions is 100.0 M. D) The pOH of the solution is 7.

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Carsen Simon · Answer 1

The relationship of pH and concentration of H + ion is pH = - lg[H+]. So the concentration of H + is 10^ (-2). And [OH-][H+]=10^ (-14). pOH + pH = 14. So the right answer is A.