Question

Which process should he use for the next stage ?

Answer 1

`A\colon\text{ Crystallization}`

Step-by-step explanation:

Here, we want to get the process to use

From the diagram given, what is to be produced is magnesium sulfate crystals

Thus, after the reaction has proceeded to completion, we employ the use of the crystallization process

This can be through the addition of a cold water bath wherein the reaction vessel is placed