Because the color is what makes the substances visible to the naked eye
Red color in acidic solutions and blue color in basic solutions.
Phenolphthalein is colorless in acidic solutions and pink in basic solutions.
No, basic solutions turn litmus dye blue. Litmus is a pH indicator that changes color in response to a solution's acidity or basicity.
Litmus paper reacts with acidic solutions by turning red and with basic solutions by turning blue. Phenolphthalein changes color from colorless in acidic solutions to pink in basic solutions. Universal indicator changes color according to the pH of the solution, exhibiting a range of colors from red for acidic solutions to purple for basic solutions.
Turmeric contains a compound called curcumin which gives it a vibrant yellow color. In acidic solutions, curcumin changes to a reddish color, while in basic solutions, it changes to a dark brown color. This color change makes turmeric a useful natural indicator for determining the acidity or basicity of a solution.
Red color in acidic solutions and blue color in basic solutions.
Red color in acidic solutions and blue color in basic solutions.
Red color in acidic solutions and blue color in basic solutions.
Blue Litmus Paper turns red when it is placed in an acid
Red color in acidic solutions and blue color in basic solutions.
Red color in acidic solutions and blue color in basic solutions.
Red color in acidic solutions and blue color in basic solutions.
Red color in acidic solutions and blue color in basic solutions.
Red color in acidic solutions and blue color in basic solutions.
Red color in acidic solutions and blue color in basic solutions.
Red color in acidic solutions and blue color in basic solutions.
Red color in acidic solutions and blue color in basic solutions.