9. Which of the following solutions for a weak acid at equilibrium would have the largest pH? b. 3.2 x 10³ M d. 3.2 x 105 M a. 3.2 x 102 M c. 3.2 x 104 M

Chemistry: Principles and Practice
3rd Edition
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Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter16: Reactions Between Acids And Bases
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Problem 16.87QE
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9. Which of the following solutions for a weak acid at equilibrium would have the
largest pH?
a. 3.2 x 10² M
d. 3.2 x 10³ M
b. 3.2 x 10³ M
c. 3.2 x 104 M
10. A 2.5 M solution of which of the following weak acids would be the most acidic?
a. formic acid
b. hydrofluoric acid
c. hydrocyanic acid
d. hydrosulfuric acid
11. A solution made from the dissolving of which of the following salts in water would
a. potassium carbonate (K₂CO3)
be acidic?
b. sodium nitrate (NaNO3)
c. calcium fluoride (CaF₂)
d. ammonium chloride (NH4Cl)
12. Of the four fluorate oxyacids, which would have the lowest K, value?
d. HFO4
b. HFO₂
c. HFO3
a. HFO
Transcribed Image Text:9. Which of the following solutions for a weak acid at equilibrium would have the largest pH? a. 3.2 x 10² M d. 3.2 x 10³ M b. 3.2 x 10³ M c. 3.2 x 104 M 10. A 2.5 M solution of which of the following weak acids would be the most acidic? a. formic acid b. hydrofluoric acid c. hydrocyanic acid d. hydrosulfuric acid 11. A solution made from the dissolving of which of the following salts in water would a. potassium carbonate (K₂CO3) be acidic? b. sodium nitrate (NaNO3) c. calcium fluoride (CaF₂) d. ammonium chloride (NH4Cl) 12. Of the four fluorate oxyacids, which would have the lowest K, value? d. HFO4 b. HFO₂ c. HFO3 a. HFO
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