Changes brought by Mixing 2 substances

Sometimes 2 substances are mixed t o bring a change. This change can be reversible or irreversible.

Reversible change by Mixing 2 Substances

Mixing of Water and Salt to form a solution is a reversible change.

• When salt and water are mixed together .
• It forms a solution .
• When this solution is heated in a pan, water evaporates and the salt is left in the pan .
• When this water vapor cools down it forms water again.
• Thus,this process of mixing 2 substances is a Reversible process.