Consider the following data on some weak acids and weak bases: acid base K. K, name formula name formula – 10 methylamine CH;NH, 4.4× 10 -4 hydrocyanic acid HCN 4.9 × 10 nitrous acid HNO2 4.5 x 10-4 hydroxylamine HONH, 1.1 x 10¬8 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 М КBr v choose one D 1 (lowest) 0.1 M HONH3CI 0.1 M CH3NH3Br 4 (highest) 0.1 M KCN choose one e

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
K
K,
name
formula
name
formula
- 10
hydrocyanic acid
HCN
|4.9 × 10
methylamine CH3NH2 |4.4 x 10
HNO, 4.5 x 10¯*
8.
nitrous acid
hydroxylamine HONH, 1.1 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 М КBr
v choose one D
1 (lowest)
0.1 М HONH3CІ
2
3
0.1 М CН3NH3Br
4 (highest)
0.1 М КCN
choose one
Transcribed Image Text:Consider the following data on some weak acids and weak bases: acid base K K, name formula name formula - 10 hydrocyanic acid HCN |4.9 × 10 methylamine CH3NH2 |4.4 x 10 HNO, 4.5 x 10¯* 8. nitrous acid hydroxylamine HONH, 1.1 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 М КBr v choose one D 1 (lowest) 0.1 М HONH3CІ 2 3 0.1 М CН3NH3Br 4 (highest) 0.1 М КCN choose one
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