Grade 12th pass7 grade science
You are provided with three test tubes A, B and C as shown in figure with different liquids. What will you observe when you put:
a) A piece of blue litmus paper in each test tube.
b) A piece of red litmus paper in each test tube.
c) A few drops of phenolphthalein solution to each test tube.
You are provided with three test tubes A, B and C as shown in figure with different liquids. What will you observe when you put:
a) A piece of blue litmus paper in each test tube.
b) A piece of red litmus paper in each test tube.
c) A few drops of phenolphthalein solution to each test tube.
