Sour taste of vinegar is due to

pH value of 0.1NHCl solution is approximately:

A solution with a pH value less than 7 is a/an:

With reference to 'acid and bases', which of the following statements is/are correct? 1. Acidic solutions have pH more than 7. 2. Basic solutions have pH less than 7.

Consider the following statements regarding bases and alkalis: 1. All bases dissolve in water. 2. Bases which are soluble in water are called alkalis. 3. An alkali is soapy to touch, bitter and corro…

Which of the following pairs is/are NOT correctly matched? (Acid) - (Acid found in): 1. Lactic acid - Curd, 2. Tartaric acid - Grapes, 3. Acetic acid - Potato