Reversible and Irreversible changes

Reversible and Irreversible changes

Renato Erazo

Multiple Choice

A change is called ... if it cannot be changed back again.

• Reversible

• Irreversible

Multiple Choice

What are the 3 irreversible methods?

• freezing, melting, and boling

• freezing, burning and melting

• mixing, heathing and boiling

• heathing, mixing and burning

REVERSIBLE CHANGES

A reversible change is a change that can be undone or reversed.

If you can get back the substances you started the reaction with, that's a reversible reaction.

A reversible change might change how a material looks or feels, but it doesn't create new materials. Examples of reversible reactions include dissolving, evaporation, melting and freezing.

Multiple Select

What are the reversible methods?

• freezing, melting and boiling and dissolving

• boiling, melting and freezing

Thanks for your atention

Renato Erazo

7mo "A"