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Consider the titration of 50ml of .1M HCN with .2M KOH (Ka HCN = 4.9*10^-10. )...

Consider the titration of 50ml of .1M HCN with .2M KOH (Ka HCN = 4.9*10^-10. )

A) How many ml of base are required to reach the equivalence point?

calculate the pH at each of the following points and draw a titration curve

B) .0 ml KOH

C) halfway to equivalence point

D) at equivalence point

E) 30 ml KOH

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