Question

explain the effectiveness of different indicators?

Answer 1

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ANSWER:

There are 3 types of indicators
1. Natural indicator
2. Chemical indicator
3. All factor indicator

1. Natural indicator
This include the natural indicators like hibiscus, petunia, and turmeric.

2. Chemical indicator
This include the chemical indicator like phenolphthalein, methyl orange.

3. All factory indicator
This indicates whether the fluid is acidic or basic by smell. Examples are claw, vanilla, and onion.

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