Predicting the qualitative acid-base properties of salts Consider the following data on some weak acids and weak bases: name formula hydrocyanic acid HCN hydrofluoric acid HF acid solution 0.1M NaCN 0.1MKCI 0.1MKF 0.1MHONH, CI K₁ pH 4.9 × 10 -10 6.8 x 10 -4 Use this data to rank the following solutions in order increasing pH. In other words, select a 'l' 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. base K₂ name formula hydroxylamine HONH₂ 1.1 x 108 pyridine CH₂N 1.7 x 109

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Predicting the qualitative acid-base properties of salts
Consider the following data on some weak acids and weak bases:
name
formula
hydrocyanic acid HCN
hydrofluoric acid
HF
acid
solution
0.1M NaCN
0.1MKCI
0.1MKF
0.1MHONH, CI
K₁
4.9 × 10 10
6.8 x 10
PH
-4
base
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.
K₂
formula
hydroxylamine HONH₂ 1.1 x 10
0-8
pyridine
C₂H₂N 1.7 x 109
name
Transcribed Image Text:Predicting the qualitative acid-base properties of salts Consider the following data on some weak acids and weak bases: name formula hydrocyanic acid HCN hydrofluoric acid HF acid solution 0.1M NaCN 0.1MKCI 0.1MKF 0.1MHONH, CI K₁ 4.9 × 10 10 6.8 x 10 PH -4 base 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. K₂ formula hydroxylamine HONH₂ 1.1 x 10 0-8 pyridine C₂H₂N 1.7 x 109 name
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