An atom is unbreakable by chemical methods.
Around ninety.
An element is the only substance that cannot be broken down.
Proteins are broken down by proteases, bilirubin is broken down by the liver, and iron is broken down by macrophages in the liver and spleen.
Genus' are broken down in species.
Granularity is the extent to which is system is broken down into smaller parts. It can be either the system itself or its description. For example it can be a yard broken down into inches or a yard broken down into feet. The yard broken down into inches has finer granularity then the yard broken down into feet.
an element
bread
Elements are what make up the Periodic Table; they also cannot be broken down into smaller substances.
Elements cant be, unless you are talking about sub-atomic level. Substances can be broken down to elements possibly.
No.An elementcan't be broken down into a simpler substance, without changing its chemical nature.
A chemical element.
Around ninety.
you cant
a pure substance is made up of only one type of atom. atoms can't be broken down (divided) definition of an atom: that which cannot be divided. there ya go! ur welcome :) -shamansh
Only organic substances can broken down into compost. Bottles made out of glass or plastic are not organic substances.
it is broken down into monomers
2/4, 3/6, stuff like that. But 1/2 cant be broken down further.