Question

12. You are provided with three test tubes A, B and C. Test tube A contains solution of tartaric acid Test tube B contains soap solution Test tube C contains pure water. What will you observe when you put a. A piece of red litmus paper in each test tube b. A piece of blue litmus paper in each test tube c. A drops of phenolphthalein in each test tube​

Answer 1

Answer:

red litmus paper change in blue in test tube b

blue litmus paper change into red in test tube a