Question

The [OH–] in a 0.50 M pyridine (C5H5N; Kb = 1.7 × 10–9) solution is

a) 0.50 M

b) 2.9 × 10–5 M

c) 1.8 × 10–9 M

d) 3.3 × 10–10 M

e) none of these

Answer 1

b) 2.9 × 10–5 M