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Which one of the following is an example of an indicator?

A. High concentration
B. Presence of H– ions in solution
C. Litmus paper
D. Electricity

User Levinalex
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2 Answers

4 votes

Answer:

Litmus Paper

Step-by-step explanation:

User Vinoth Karthick
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C: Litmus Paper. Red litmus paper turns blue in acids; blue litmus paper turns red in bases
User Zskdan
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