Question

What will be the expected colour, when a piece of red litmus paper is
dropped in each test tube A, B,C​

Answer 1

Answer:

here is your answer mate !

Explanation:

Test    Nature of solution    Change in colour of red litmus  

A   Neutral                                     No Change

B   Basic                                     Colour will change to blue  

C   Acidic                                     No change

D   Neutral                                     No change

actually your question was incomplete

so i wrote the answer from my textbook from one of the activity .