Question

4.Three liquids are given to you. One is acetic acid, another is sodium hydroxide
and the thirdsolution is sodium chloride. How will you identify them using china
rose indicator?

Answer 1

Answer:

Explanation:

Solution 1 : Acetic acid ( CH₃COOH) -  Its acidic solution so china rose indicator turns solution to pink / magenta

Solution 2: Sodium hydroxide ( NaOH)  - Its a basic solution so china rose indicator turns the solution  green.

Solution 3 : Sodium chloride (NaCl)  - Its a salt so china rose indicator turns no colour change for neutral solutions