Chimica per il liceo/La materia/CLIL: differenze tra le versioni

* Understand the difference between mixture and compound

 

What do cereal contain?

Teacher shows a video or crush the cereal with the back of a spoon, pestle or other firm kitchen utensil. Keep crushing it until it becomes a fine powder (the finer you can get it, the easier it will be to separate out the iron particles). When teacher has mixed cereal with a powerful magnet, some grey particles are attracted to magnet.

https://www.scientificamerican.com/article/get-the-iron-out-of-your-breakfast-cereal-bring-science-home/#:~:text=Crush%20the%20cereal%20with%20the,separate%20out%20the%20iron%20particles