Question

3. The indicator used for inclusive learning a) Olfactory indicator b) Synthetic indicator c) Universal indicator d) Natural indicator​

Answer 1

Answer:

olfactory indicator

Explanation:

olfactory indicator

Answer 2

A) Olfactory indicators are substances whose smell changes depending on whether they are combined with an acidic or basic solution. The procedure of determining whether a solution is a basic or an acid using such compounds is known as olfactory titration. Examples include vanilla extract, clove oil, and all onions.

B) Synthetic indicators These are substances that are created in a chemistry lab as opposed to being taken directly from nature.

C) Universal indicator. This pH indicator, which is a mixture of several different compounds, changes colour smoothly over a wide range of pH readings to show whether a solution is acidic or alkaline.

D) Natural indicators can be discovered in nature and can be used to assess if a chemical is safe.

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