weak acid = orange/yellow
Acetic acid, a weak acid, is typically a colorless liquid in universal indicator. When dissolved in water, acetic acid will appear yellow, indicating it is acidic with a pH around 3-4.
orange and PH of 6
The universal indicator turns red in acidic solutions.
Green is the color that universal indicator turns to when it is neutral.
Alkalis turn universal indicator blue or purple.
Acetic acid, a weak acid, is typically a colorless liquid in universal indicator. When dissolved in water, acetic acid will appear yellow, indicating it is acidic with a pH around 3-4.
pH paper Merck art. 9565 become brown in an acid.
orange and PH of 6
Green is the color that universal indicator turns to when it is neutral.
The universal indicator turns red in acidic solutions.
it is clear.
purple
Alkalis turn universal indicator blue or purple.
Universal indicator turns shades of blue or purple in an alkali.
The universal indicator in saliva typically appears green or blue in color.
blue
Universal indicator would be dark blue or purple in a strong alkali.