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properties of HF and the strongest base in the reaction

5. When comparing 0.050M HF (aq) and 0.010M HF (aq) which of the following statements is false ?

A. The pH of 0.050M is lower than the pH of 0.01M
B. The percent ionization of 0.010M is greater than 0.050M
C. The electrical conductivity of 0.050M is greater than 0.010M
D. All of the above ( therefore the statements are all false )
E. None of the above ( therefore the statements are all true )

Explain each statement
.........................................................................

16. If K « 1 for the following reaction , which is the strongest base in the system ? Explain

HCN (aq) + HCO3- (aq) = CN - (aq) + H2CO3 (aq)

A. HCN
B. HCO3-
C. CN-
D. H2CO3
E. H2O

Solution Summary

It explains the properties of HF solution. It also finds the strongest base in the reaction.

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