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pH Study Guide Rated A

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pH Study Guide Rated A+ A solution containing HCl would likely have The pH of a solution decreases by 2.0. How does the hydronium ion concentration of the solution change? Which describes an alkaline solution? Which of these correctly defines the pH of a solution? What is the pH of a solution with [H+] = 1.25 10-10 M? Use . Which statement best describes the pH of pure water? How can the pH of a solution be calculated if the pOH is known? What is the equilibrium constant of pure water at 25°C? A substance with a high [H+ ] would likely have which additional characteristics? Which would most likely be the pH of a highly-corrosive acid?

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pH Study Guide Rated A+

1). A solution containing hcl would likely have

 Ans: a low pH and a high pOH.


2). The ph of a solution decreases by 2.0. how does the hydronium ion concentration of the
solution change?

 Ans: increases to 100 times the original concentration


3). Which describes an alkaline solution?

 Ans: acidic (NOT CORRECT)


4). Which of these correctly defines the ph of a solution?

 Ans: the negative log of the hydronium ion concentration


5). What is the ph of a solution with [h+] = 1.25 mc015-1.jpg 10-10 m?
use mc015-2.jpg.

 Ans: 9.90


6). Which statement best describes the ph of pure water?

 Ans: It is neutral because the concentration of hydronium ions equals that of hydroxide
ions.


7). How can the ph of a solution be calculated if the poh is known?

 Ans: by subtracting the pOH from 14


8). What is the equilibrium constant of pure water at 25°c?

 Ans: 10-14




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