Universal Indicator Red was created in 1993.
The universal indicator turns red in acidic solutions.
Universal Indicator Blue was created in 1992.
Universal Indicator Green was created in 1995.
Universal Indicator Yellow was created in 1993.
Acids turn universal indicator solution red.
Universal Indicator. It turns red as lemon juice is an acid.
all acidic substances with a PH below 7< turn the Universal indicator red due to their acidity.
When acid is added to universal indicator, the indicator will typically change to shades of red, orange, or yellow, depending on the strength of the acid.
Universal indicator paper turns red when the solution has a low pH, indicating that it is acidic. The red color is a result of the indicator's chemical reaction with hydrogen ions in the solution.
Universal indicator turns red when added to vinegar, indicating that the vinegar is acidic.
Universal indicator would likely turn red in ethanol, indicating that it is acidic.
Universal indicator will turn red or pink in dilute hydrochloric acid.