Question

6) A student took a half-filled test tube with dilute hydrochloric acid and a few drops of phenolphthalein
in the solution. As he put a few drops of sodium hydroxide into the solution, it turns to light pink.
Further, he put a few extra drops of the acid and observes that the colour disappears. What caused the
colour to disappear from the solution?
(a)The volume of the solution increased
(b)Turning of the mixture into a neutral solution
(c)Decrease in the amount of acid in the solution
(d)An increase in the amount of base in the solution​

Answer 1

Answer:

b)

Explanation:

answer is correct or not

Answer 2

Answer:

Answer B

Explanation: