A 25.0-mL sample of 0.125 M pyridine is titrated with 0.100 MHCl.  a.) Calculate the pH at 10 mL of added acid.  b.)Calculate the pH at 20 mL of added acid.  c.) Calculate the pH at equivalence point. d.) Calculate the pH at one-half equivalence point.

Question

A 25.0-mL sample of 0.125 M pyridine is titrated with 0.100 MHCl. 

a.) Calculate the pH at 10 mL of added acid. 

b.)Calculate the pH at 20 mL of added acid. 

c.) Calculate the pH at equivalence point.

d.) Calculate the pH at one-half equivalence point. 

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