Consider the titration of a strong acid with a weak base. Which of the following statements is incorrect?
a. The solution is buffered only after the equivalence point.
b. The equivalence point would be less than pH = 7.0.
c. At the equivalence point, only water and an acidic salt are present.
d. Methyl orange (pH color range 3.1-4.4) could be a suitable indicator.
e. The titration of HNO3 with dimethylamine is an example.
Answer: A