Adapted by Nelson Nuñez-Rodriguez
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By David W. Ball
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| QUESTION | ANSWER |
|
1. Define pH. How is it related to pOH? |
1. pH is the negative logarithm of [H+] and is equal to 14 − pOH. |
|
3. What is the pH range for an acidic solution? |
3. pH < 7 |
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5. What is [H+] for a neutral solution? |
5. 1.0 × 10−7 M |
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7. Which substances in Table 10.3 "Typical pH Values of Various Substances*" are acidic? |
7. Every entry above pure water is acidic. |
|
9. What is the pH of a solution when [H+] is 3.44 × 10−4 M? |
9. 3.46 |
|
11. What is the pH of a solution when [OH−] is 6.22 × 10−7 M? |
11. 7.79 |
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13. What is the pOH of a solution when [H+] is 3.44 × 10−4 M? |
13. 10.54 |
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15. What is the pOH of a solution when [OH−] is 6.22 × 10−7 M? |
15. 6.21 |
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17. If a solution has a pH of 0.77, what is its pOH, [H+], and [OH−]? |
17. pOH = 13.23; [H+] = 1.70 × 10−1 M; [OH−] = 5.89 × 10−14 M |