types of indicators
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0
Answer:
litmus indicator, pH paper, olfactory indicators like onion etc.
Answered by
1
Explanation:
- Most indicators are themselves weak acids and respond to changes in the hydrogen ion concentration.
- Litmus. The most common of all indicators is litmus paper. ...
- Phenolphthalein. ...
- Bromothymol Blue. ...
- Universal Indicator
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