Question

8.Four students (A), (B), (C) and (D) separately measured the pH values of each one of the given samples of distilled water, acetic acid, dilute hydrochloric acid and a solution of sodium hydroxide using pH papers. Which one of the following represents correct pH value? *

A
B
C
D​

Answer 1

Answer:

Student C has correct values

Explanation:

pHs less than 7 are acidic while pHs greater than 7 are alkaline (basic). Therefore is the correct answer.

*pH of acetic acid is 4.76