Weak and Strong Electrolytes — Prelims Questions

Which of the following statements is INCORRECT regarding weak electrolytes?

A 0.05 M solution of a weak acid (HA) has a degree of ionization ($alpha$) of 0.02. Calculate the ionization constant ($K_a$) for the acid.

A 0.1 M solution of a weak base (B) has a $K_b = 1.0 \times 10^{-5}$. What is the approximate degree of ionization ($alpha$) of the base?

Which of the following 0.1 M solutions will have the highest electrical conductivity?

A weak acid HA has an ionization constant $K_a = 4.0 \times 10^{-6}$. What is the concentration of $H^+$ ions in a 0.01 M solution of HA?

Which of the following is NOT a strong electrolyte?