Alkalis turn universal indicator blue or purple in color.
Alkalis turn universal indicator blue or purple.
Universal indicator will turn red or pink in dilute hydrochloric acid.
Universal indicator would likely turn red in ethanol, indicating that it is acidic.
Citric acid is a weak acid, so it would turn a universal indicator to orange or red.
red
Alkalis turn universal indicator blue or purple in color.
Alkalis turn universal indicator blue or purple.
Universal indicator will turn red or pink in dilute hydrochloric acid.
Universal indicator would likely turn red in ethanol, indicating that it is acidic.
Universal indicator will turn purple or blue when mixed with a weak alkali.
black
Bronze
Citric acid is a weak acid, so it would turn a universal indicator to orange or red.
Sugar typically turns yellow on universal indicator paper, indicating that it is acidic.
blue
Universal indicator will turn dark blue or purple when mixed with a strong alkali.