Consider the following data on some weak acids and weak bases: name hydrofluoric acid hydrocyanic acid acid 0.1 M C5H5NHBr 0.1 M NH4CI 0.1 M Nal solution 0.1 M NaF formula HF HCN 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 10 -10 4.9 x 10¹ PH choose one ✓ choose one choose one ✓ base choose one Kb formula ammonia NH3 1.8 x 105 pyridine CHN 1.7×10 9 name

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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
hydrocyanic acid
acid
0.1 M C₂H5NHBr
0.1 M NH4CI
0.1 M NaI
solution
0.1 M NaF
formula
HF
HCN
Ka
6.8 × 10
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.
10
pH
choose one ✓
choose one ✓
choose one ✓
base
choose one ✓
name formula
Kb
ammonia NH3
1.8 × 10
pyridine CHN 1.7 x 10 9
Transcribed Image Text:Consider the following data on some weak acids and weak bases: name hydrofluoric acid hydrocyanic acid acid 0.1 M C₂H5NHBr 0.1 M NH4CI 0.1 M NaI solution 0.1 M NaF formula HF HCN Ka 6.8 × 10 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. 10 pH choose one ✓ choose one ✓ choose one ✓ base choose one ✓ name formula Kb ammonia NH3 1.8 × 10 pyridine CHN 1.7 x 10 9
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