Consider the following data on some weak acids and weak bases: acid base Ка name formula name formula -4 -4 hydrofluoric acid HF 6.8 x 10 methylamine CH3NH, 4.4 × 10 HNO2 4.5 x 10* NH3 1.8 × 10-5 nitrous acid ammonia 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 NaBr v choose one D 1 (lowest) 0.1 M KNO2 2 3 0.1 M CH3NH3CI 4 (highest) 0.1 M NaF choose one O

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Chapter1: Chemical Foundations
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Consider the following data on some weak acids and weak bases:
acid
base
Ba
name
formula
name
formula
-4
6.8 × 10
-4
hydrofluoric acid
HF
methylamine CH3NH, |4.4 × 10
HNO2 4.5 x 10
NH3
nitrous acid
ammonia
1.8 x 10
Use this data to rank the following solutions in order of 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.
solution
pH
0.1 M NaBr
v choose one
1 (lowest)
0.1 М KNO2
0.1 M CH3NH3CI
4 (highest)
0.1 M NaF
choose one
Transcribed Image Text:Consider the following data on some weak acids and weak bases: acid base Ba name formula name formula -4 6.8 × 10 -4 hydrofluoric acid HF methylamine CH3NH, |4.4 × 10 HNO2 4.5 x 10 NH3 nitrous acid ammonia 1.8 x 10 Use this data to rank the following solutions in order of 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. solution pH 0.1 M NaBr v choose one 1 (lowest) 0.1 М KNO2 0.1 M CH3NH3CI 4 (highest) 0.1 M NaF choose one
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