Four students A, B, C and D of Class X measured the pH of the given samples of distilled water, 0.1 M solution of ethanoic acid, 0.1 M solution of hydrochloric acid and 0.1 M solution of sodium hydroxide using pH papers at 298 K. Tell which one of the following represents a correct measurement?

Four students A, B, C and D of Class X measured the pH of the given sa

1.	Four students A, B, C and D of Class X measured the pH of the given samples of distilled water, 0.1 M solution of ethanoic acid, 0.1 M solution of hydrochloric acid and 0.1 M solution of sodium hydroxide using pH papers at 298 K. Tell which one of the following represents a correct measurement?
Answer» ANSWER :D