question_answer 37)

    Which of the following is acidic in nature?                 (a) Lime juice                     (b) Human blood              (c) Lime water                   (d) Antacid                

Answer:

  (a) Lime juice is acidic in nature because it contains citric acid. Human blood is slightly basic (i.e., having pH 7.8). Lime water and antacid are basic in nature as they contain hydroxide () ion.