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xeze [42]
2 years ago
15

Write one use of each magnesium hydroxide and carbonic acid.what is indicator?​

Geography
1 answer:
Aliun [14]2 years ago
4 0

Explanation:

Indicators are substances that are used to test whether a substance is acidic or basic ot neutral in nature. They change their color when added to a solution containing an acidic or a basic substance. ... Naturally occurring indicators are turmeric, litmus, china rose and red cabbage.

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