Consider the following data on some weak acids and weak bases: base acid Κα name formula name hydrofluoric acid HF 6.8 x 10 pyridine acetic acid HCH,CO 1.8x105 Kb formula CH&N 1.7x10 methylamine CH, NH, 4.4 × 104 Use this data to rank the following solutions in order of increasing pH. In other words, select a '1' next to the solution that will have the lowest pH, a '2' next to the solution that will have the next lowest pH, and so on. 0.1 M KCI solution 0.1 M CH3NH3Br 0.1 M C5H5NHCI 0.1 M NaF PH ✓ choose one 1 (lowest) 2 3 4 (highest) choose one

Chemistry
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Author:Steven S. Zumdahl
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Chapter14: Acids And Bases
Section: Chapter Questions
Problem 129E: Are solutions of the following salts acidic, basic, or neutral? For those that are not neutral,...
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Consider the following data on some weak acids and weak bases:
base
acid
Κα
a
Ко
name
formula
name
formula
hydrofluoric acid
4
HF
6.8 × 10
pyridine CH&N 1.7x10
acetic acid
HCH3CO2 1.8 × 10¯¯
methylamine CH3NH2 4.4 × 10¯
-4
Use this data to rank the following solutions in order of increasing pH. In other words, select a '1' next to the solution that will have the lowest pH, a '2' next to
the solution that will have the next lowest pH, and so on.
0.1 M KCI
solution
PH
✓ choose one
1 (lowest)
0.1 M CH3NH3Br
0.1 M C5H5NHCI
0.1 M NaF
2
3
4 (highest)
choose one v
Х
Transcribed Image Text:Consider the following data on some weak acids and weak bases: base acid Κα a Ко name formula name formula hydrofluoric acid 4 HF 6.8 × 10 pyridine CH&N 1.7x10 acetic acid HCH3CO2 1.8 × 10¯¯ methylamine CH3NH2 4.4 × 10¯ -4 Use this data to rank the following solutions in order of increasing pH. In other words, select a '1' next to the solution that will have the lowest pH, a '2' next to the solution that will have the next lowest pH, and so on. 0.1 M KCI solution PH ✓ choose one 1 (lowest) 0.1 M CH3NH3Br 0.1 M C5H5NHCI 0.1 M NaF 2 3 4 (highest) choose one v Х
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