Question

teacher asked ramu to rub his hands with soap.then she added a drop of phenolphthalein on his hands and asked him to rud again.now what is colour of his hands? what is the reason?​

Answer 1

Answer:

the colour of his hand become pink

Explanation:

this is because phenolphthalein turns pink in basic solution and soap solution is a basic solution

Answer 2

Explanation:

The colour of the hands are pink in colur .

This is because it is an organic compound that we use as an acid or base indicator. Furthermore, the compound is pinkish in basic solution and colourless in acidic solution. ... Moreover, this change in colour is a result of ionization; that alter the charge and shape of Phenolphthalein molecule.

hope it helps you..