Question

How do you prepare the natural indicators​

Answer 1

Answer:

Perform a first-hand investigation to prepare and test a natural indicator

Select a suitable coloured plant material, such as purple cabbage.

Extract the colour from the plant material by either: Boiling it in water. Crushing it with water or alcohol using a mortar and pestle.

Decant the solution from the solid.

Answer 2

Answer:

Perform a first-hand investigation to prepare and test a natural indicator

Select a suitable coloured plant material, such as purple cabbage.

Extract the colour from the plant material by either: Boiling it in water. Crushing it with water or alcohol using a mortar and pestle.

Decant the solution from the solid.