Question

when drops of lemon juice are put on blue litmus it turns red what will happen if you put some drops of soap solution on the same position on litmus paper? ​

Answer 1

Explanation:

Lemon juice contains citric acid. When it's put on blue litmus,blue turns to red.

Soap solution is basic so when it's put on the red part , the red returns to blue color.

Answer 2

Answer:

Lemon juice is acidic in nature which is why it turns blue litmus red but if soap solution which is basic in nature is put on blue litmus no color change takes place and it remains blue.

Extra: Soap solution if put on red litmus paper turns it blue due to it being a base.