acid base Ka formula formula 9. name name hydrofluoric acid HF 6.8 × 10¬4 pyridine C3H;N |1.7× 10¬º – 10 ethylamine C2HNH, | 6.4 × 10° -4 hydrocyanic acid HCN |4.9 × 10

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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Consider the following data on some weak acids and weak bases:
acid
base
Ka
K,
name
formula
name
formula
C;H,N |1.7 × 10~9
4
hydrofluoric acid
HF
6.8 × 10
pyridine
10
4.9 x 10
alo
4
hydrocyanic acid
НCN
ethylamine C2H,NH, | 6.4 × 10
Ar
Use this data to rank the following solutions in order of increasing pH. In other words, select a 'l' next to the sofution t
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
0.1 M C5H5NHCI
choose one v
0.1 М KI
choose one v
0.1 M KF
choose one
Transcribed Image Text:Consider the following data on some weak acids and weak bases: acid base Ka K, name formula name formula C;H,N |1.7 × 10~9 4 hydrofluoric acid HF 6.8 × 10 pyridine 10 4.9 x 10 alo 4 hydrocyanic acid НCN ethylamine C2H,NH, | 6.4 × 10 Ar Use this data to rank the following solutions in order of increasing pH. In other words, select a 'l' next to the sofution t 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 0.1 M C5H5NHCI choose one v 0.1 М KI choose one v 0.1 M KF choose one
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