Question

8. Give reasons for the following:
(1) A turmeric stain on white shirt turned to red when it is washed
with soap.
(2) Precaution should be taken while keeping and using acids and bases in
the laboratory.​

Answer 1

1 ) Tumeric is a natural indicator.It turns red in basic solution whereas in acidic solution it remains yellow.

2 ) When handling with acids and bases safety precautions must be maintained so that no accident can happen.

Explanation:

I hope this answer helps you !

Answer 2

Answer:

1) Because in soap the base is present and base has the property that it turns into red when any type of indicator acts on it.

2) Because in the laboratory some acids and bases are very weak and some are very strong .The strong acids and bases can burn our skin and can cause us many more diseases.