Consider the following data on some weak acids and weak bases: acid base K Kb name formula name formula hypochlorous acid HCIO 3.0 × 10-8 ethylamine C₂H5NH₂ 6.4 × 104 acetic acid HCH3CO₂ 1.8 × 105 -4 methylamine CH3NH₂ 4.4 x 10 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. solution PH 0.1 M C₂H5NH3CI ✓ choose one 1 (lowest) 0.1 M CH3NH3Br 2 3 0.1 M KNO3 4 (highest) 0.1 M NACIO choose one

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter15: Solutions Of Acids And Bases
Section: Chapter Questions
Problem 15.114QE
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Consider the following data on some weak acids and weak bases:
acid
base
Ка
K₂
name
formula
name
formula
4
hypochlorous acid
HCIO
3.0 × 10
ethylamine C₂H5NH₂ 6.4 × 107
acetic acid
HCH3CO₂ 1.8 × 10
methylamine CH3NH₂ 4.4×10¯
"
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.
solution
pH
0.1 M C₂H5NH3CI
✓ choose one
1 (lowest)
0.1 M CH3NH3Br
2
3
0.1 M KNO3
4 (highest)
0.1 M NACIO
choose one ✓
Transcribed Image Text:Consider the following data on some weak acids and weak bases: acid base Ка K₂ name formula name formula 4 hypochlorous acid HCIO 3.0 × 10 ethylamine C₂H5NH₂ 6.4 × 107 acetic acid HCH3CO₂ 1.8 × 10 methylamine CH3NH₂ 4.4×10¯ " 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. solution pH 0.1 M C₂H5NH3CI ✓ choose one 1 (lowest) 0.1 M CH3NH3Br 2 3 0.1 M KNO3 4 (highest) 0.1 M NACIO choose one ✓
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