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simple.wikipedia.org/wiki/Atom

An atom is the basic unit that makes up all matter. There are many different types of atoms, each with its own name, mass and size. These different atoms are ...

resources.schoolscience.co.uk/PPARC/14-16/partch1pg3.html

The elements. There are more than 109 different types of atom - one for each element. ... How many different combinations of two atoms can we make? (Type a  ...

sciencing.com/different-kinds-atoms-5611676.html

Apr 24, 2017 ... Their protons, neutrons and electrons balance. Barring ... Some atoms have too many neutrons in the nucleus, which makes them unstable.

www.windows2universe.org/earth/geology/periodic_table.html

Apr 29, 2003 ... Everything you see around you is made of tiny particles called atoms. There are many different types of atoms, each with a special combination ...

crystalj13.imascientist.org.uk/2013/06/18/how-many-different-types-of-atoms-are-in-the-human-body

Jun 18, 2013 ... Lots and lots of different types as Ed and David have already listed. In terms of total number of atoms there are more atoms in the human body ...

www.answers.com/Q/How_many_different_types_of_atom

There are 118 different types of atoms because there are 118 elements on the periodic table of elements and each element is made of one type of atom like ...

education.jlab.org/qa/element.html

An element is a substance that is made entirely from one type of atom. For example ... These different versions of hydrogen are called isotopes. All isotopes of a ...

education.jlab.org/qa/mathatom_05.html

How many atoms would<br>it take to create a ton? ... of the fractional amount of the earth for the most abundant types of atoms (also called the element).

www.pslc.ws/macrog/kidsmac/atoms.htm

Atoms are so small that there are millions and billions and trillions in the tiniest speck you can see. Solids, liquids, gases ... ELEMENTS are the kinds of atoms that we can have. Carbon is an ... Molecules can be much bigger. One molecule of ...

www.reference.com/science/many-naturally-occurring-atoms-7170778997affe93

The are 92 naturally occurring atoms, or elements. Two of these elements, Technetium and ... How many different elements are in a water molecule?