Answer :
Final answer:
Litmus paper helps differentiate acids and bases by changing color reactions.
Explanation:
Litmus paper is a useful tool to determine whether a substance is an acid or a base based on how it changes its color. When red litmus paper turns blue, it indicates the presence of a base, while blue litmus paper turning red signifies an acidic environment. This color change is due to the reaction of litmus with hydrogen ions in the solution.
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