For pyridine,pKb = 8.75.What is the pH of an aqueous buffer solution that is 0.300 M C5H5N(aq) and 0.500 M C5H5NHCl(aq) ?
A) 8.53
B) 5.25
C) 8.97
D) 5.47
E) 5.03
Correct Answer:
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