Name the process by which all the dye can be received from black ink.

Answer:

Evaporation:

The process by which water changes from its liquid state to a gaseous state or vapor is called evaporation.

The separation of the mixture of dye from black ink:

• Ink is an example of a colloidal solution.
• It is a heterogeneous mixture of dye and water.
• When ink is heated the water evaporates and the remaining dye is left pout.
• So, For obtaining the coloured component or dye from black ink Evaporation is a useful method.

Conclusion:

Therefore, evaporation is the process by which all the dye can be received from black ink.