Universal indicator changes color to red in the presence of hydrochloric acid in the stomach, indicating a low pH.
Stomach acid is typically acidic, so it would likely turn universal indicator to a color in the red range, indicating acidity.
Green is the color that universal indicator turns to when it is neutral.
The universal indicator turns red in acidic solutions.
red
Alkalis turn universal indicator blue or purple.
Stomach acid is typically acidic, so it would likely turn universal indicator to a color in the red range, indicating acidity.
Green is the color that universal indicator turns to when it is neutral.
The universal indicator turns red in acidic solutions.
red
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.
Sugar typically turns yellow on universal indicator paper, indicating that it is acidic.