Consider the following data on some weak acids and weak bases: acid base K. K, name formula name formula acetic acid HCH;CO2 1.8 x 10-5 ethylamine C,H5NH, 6.4 × 10¬4 hydrocyanic acid HCN C,H;NH2 4.3 × 10¬10 4.9 × 10¬10 aniline 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 C2H5NH3B choose one v 0.1 M C6H5NH3CI choose one v 0.1 M NaCN choose one v 0.1 М КСI choose one v

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Chapter1: Chemical Foundations
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Consider the following data on some weak acids and weak bases:
acid
base
K.
K,
name
formula
name
formula
HCH;CO, 1.8 × 10
5
-4
acetic acid
ethylamine C,H;NH, 6.4 x 10
C,H;NH, 4.3 × 10
- 10
hydrocyanic acid
HCN
4.9 × 10
- 10
aniline
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 C2H5NH3Br
choose one
0.1 M C6H5NH3CI
choose one v
0.1 M NaCN
choose one v
0.1 М KСI
choose one v
Transcribed Image Text:Consider the following data on some weak acids and weak bases: acid base K. K, name formula name formula HCH;CO, 1.8 × 10 5 -4 acetic acid ethylamine C,H;NH, 6.4 x 10 C,H;NH, 4.3 × 10 - 10 hydrocyanic acid HCN 4.9 × 10 - 10 aniline 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 C2H5NH3Br choose one 0.1 M C6H5NH3CI choose one v 0.1 M NaCN choose one v 0.1 М KСI choose one v
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