Which of the following gives the correct increasing order of acidic strength?
Water < Acetic acid < Hydrochloric acid
Water < Hydrochloric acid < Acetic acid
Acetic acid < Water < Hydrochloric acid
Hydrochloric acid < Water < Acetic acid
Steps: Compare strengths: water (neutral) < weak acid (acetic) < strong acid (HCl). So option (a).