Question

How will you identify 3 soft drinks which are not labelled, when one of them is acidic, other is basic and the third one is neutral in a restaurant?

This is my question.. Please answer if you know

Answer 1

Dorji can decide with the help of litmus paper.

(i) The drink which would turn a red litmus to blue would be basic.

(ii) If the drink turns a blue litmus to red would be acidic.

(iii) The drink which would not affect both red and blue litmus would be neutral.