Ethanoic acid is classed as a weak acid. Hydrochloric acid is classed as a strong acid. Which of the following statements are correct? 1. Only some ethanoic acid molecules dissociate into ions. 2. The pH of $1.0\,\text{mol/dm}^3$ ethanoic acid is higher than that of $1.0\,\text{mol/dm}^3$ hydrochloric acid. 3. Ethanoic acid is always less concentrated than hydrochloric acid. 4. Ethanoic acid acts as a proton acceptor.
- A1 and 2
- B1 and 3
- C2 and 4
- D3 and 4