Which of the following is a weak electrolyte in aqueous solution?
a. H2SO3
b. HNO3
c. HBr
d. HClO4
e. NaOH
3 answers
The answer is H2SO3 since it is formed from SO2 reacting with H2O
H2SO3 it is because it, alone from this group, has a Ka (actually a k1 and a k2).
NoOH(e)