In a neutral solution litmus has a purple color.
Litmus paper would turn red if apricot juice, which is acidic, was dropped on it. This is because litmus paper turns red in the presence of an acid.
Red color in acidic solutions and blue color in basic solutions.
The color of litmus paper in acidic solutions is red.
Coffee has an acidic pH - red with litmus paper.
i think purple Acid does not change the color of red litmus paper.
Aneline is basic,so litmus color is changed into blue
I believe, that acid makes blue litmus paper turn red.
The red litmus paper dipped into household ammonia will turn blue. This is because ammonia is a base and reacts with the acidic red litmus paper, causing it to change color to blue.
the red litmus paper turns to blue
Acid: Red litmus
If you are using red litmus paper, a base will turn the litmus paper blue.
Litmus paper will turn blue in the presence of KOH, indicating that the solution is basic.