A substance that changes it's colour when added to an acid or a base.pls answer fast
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Answer:
litemus paper changes ata colour
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Answer:
Such substances are called indicators.
Explanation:
There are different types of indicators
1. natural indicators like- turmeric( red in basic medium and yellow in acidic) red cabbage(acid it is reddish pink and in basic bluish green or yellow)
2. Synthetic inficators- phenolphthalein ( pink in basic medium and colourless in acidic medium) methyl orange( red colour in acidic and yellow in basic)
3. Olfactory indicators (smell)- oninons( loose their smell in basic medium)
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