Consider the following data on some weak acids and weak bases: name acetic acid hydrocyanic acid acid solution 0.1 M KCH3CO₂ 0.1 M NaBr 0.1 M NaCN 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 C5H5NHCI Ka formula HCH₂CO₂ 1.8 x 10-5 4.9 × 10 10 HCN X PH choose one choose one choose one base choose one Ko name formula aniline C6H5NH₂ 4.3 x 107 -10 pyridine C,H-N 1.7×10 9

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Chapter1: Chemical Foundations
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Consider the following data on some weak acids and weak bases:
name
acetic acid
hydrocyanic acid
acid
solution
0.1 M KCH3CO₂
0.1 M NaBr
0.1 M NaCN
0.1 M C5H5NHCI
Ka
formula
HCH3CO2 1.8 × 10
HCN
4.9 × 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.
X
pH
- 10
-5
choose one
choose one ✓
choose one
choose one
Ś
base
K₂
formula
C6H5NH₂ 4.3 × 10 -10
-9
1.7×10 ⁹
name
aniline
pyridine CH-N
Transcribed Image Text:Consider the following data on some weak acids and weak bases: name acetic acid hydrocyanic acid acid solution 0.1 M KCH3CO₂ 0.1 M NaBr 0.1 M NaCN 0.1 M C5H5NHCI Ka formula HCH3CO2 1.8 × 10 HCN 4.9 × 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. X pH - 10 -5 choose one choose one ✓ choose one choose one Ś base K₂ formula C6H5NH₂ 4.3 × 10 -10 -9 1.7×10 ⁹ name aniline pyridine CH-N
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