Consider the following data on some weak acids and weak bases: acid base Ka K, name formula name formula HCN 4.9 × 10¯10 C,H;NH, 6.4 × 10 -4 hydrocyanic acid ethylamine HNO, 4.5 x 10™ hydroxylamine HONH, |1.1 × 10~8 nitrous acid 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 Nal choose one a 0.1 M KCN choose one e 0.1 M NaNO2 choose one e 0.1 M C2H5NH3CI choose one a

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter15: Solutions Of Acids And Bases
Section: Chapter Questions
Problem 15.114QE
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Consider the following data on some weak acids and weak bases:
acid
base
Ka
name
formula
name
formula
hydrocyanic acid
НCN
10
4.9 x 10
ethylamine C2H;NH, 6.4 × 10¬4
HNO2 |4.5 x 10
hydroxylamine HONH, 1.1 × 10-8
nitrous acid
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 NaI
choose one
0.1 M KCN
choose one
0.1 M NaNO2
choose one
0.1 M C2H5NH3CI
choose one
Transcribed Image Text:Consider the following data on some weak acids and weak bases: acid base Ka name formula name formula hydrocyanic acid НCN 10 4.9 x 10 ethylamine C2H;NH, 6.4 × 10¬4 HNO2 |4.5 x 10 hydroxylamine HONH, 1.1 × 10-8 nitrous acid 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 NaI choose one 0.1 M KCN choose one 0.1 M NaNO2 choose one 0.1 M C2H5NH3CI choose one
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