Question

1. Name one indicator used to identify an acidic substance. Mention the colour change.​

Answer 1

Explanation:

Pure water is neutral, and so is paraffin . Indicators are substances that change colour when they are added to acidic or alkaline solutions.

...

Litmus.

Red Litmus Blue Litmus

Acidic solution Stays red Turns red

Neutral solution Stays red Stays blue

Alkaline solution Turns blue Stays blue

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Answer 2

Explanation:

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