When you open any file
of an element in the periodic table, you will find a small table with
some basic information about that element. Here's how you use that
The number of protons in
an atom.. For example carbon atoms have six protons, hydrogen atoms
have one, and oxygen atoms have eight. The number of protons in an atom
also causes the chemical to behave in a certaim way.
The atomic symbol is one
or two letters chosen to represent an element ("H" for "hydrogen,"
The atomic mass is the
average mass (the amount of matter something contains) of an element.