When universal indicator is added to a solution, the color change can indicate the approximate pH of the solution. Acids cause universal indicator solution to change from green toward red. Bases cause universal indicator to change from green toward purple. ... Acidic solutions have a pH below 7 on the pH scale.
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Answer:
When universal indicator is added to a solution, the color change can indicate the approximate pH of the solution. Acids cause universal indicator solution to change from green toward red. Bases cause universal indicator to change from green toward purple. ... Acidic solutions have a pH below 7 on the pH scale.
Explanation:
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Answer:
Blue - Weak base
Green - Neutral
Orange or Yellow - Weak acid
Red - strong acid
Explanation: