Consider the following data on some weak acids and weak bases: name hydrofluoric acid acid acetic acid solution 0.1 M C6H5NH3Br 0.1 M NaCH3CO2 0.1 M KBr formula HF HCH₂CO₂ K₁ 6.8 x 104 1.8 x 10³ PH 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. choose one choose one choose one base K₂ aniline C%H;NH, | 4.3 × 10 name formula 10 ethylamine C₂H5NH₂ 6.4 x 10 -4

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Chapter1: Chemical Foundations
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Consider the following data on some weak acids and weak bases:
name
hydrofluoric acid
acetic acid
acid
0.1 M C6H5NH3Br
0.1 M NaCH3CO₂
0.1 M KBr
0.1 M KF
solution
"
formula
HF
HCH₂CO₂
Ka
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.
6.8 x 104
1.8 x 10-5
PH
choose one
choose one
choose one
Kb
formula
aniline CH,NH, 4.3×10
-4
ethylamine C₂H5NH₂ 6.4 x 10
choose one ✓
name
base
10
Transcribed Image Text:Consider the following data on some weak acids and weak bases: name hydrofluoric acid acetic acid acid 0.1 M C6H5NH3Br 0.1 M NaCH3CO₂ 0.1 M KBr 0.1 M KF solution " formula HF HCH₂CO₂ Ka 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. 6.8 x 104 1.8 x 10-5 PH choose one choose one choose one Kb formula aniline CH,NH, 4.3×10 -4 ethylamine C₂H5NH₂ 6.4 x 10 choose one ✓ name base 10
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