atomic # vs mass # Flashcards
exam 1
1
Q
Z
A
atomic #
2
Q
A
A
mass #
3
Q
mass # =
A
protons (or atomic #) + neutrons
4
Q
what is atomic mass
A
the weighted average of all masses of all element atoms including isotopes
5
Q
Where is atomic # on periodic table
A
Above element symbol
6
Q
where is atomic mass on periodic table
A
below element symbol
7
Q
what is atomic # equal to
A
the # of protons
8
Q
is atomic # a whole number or decimal?
A
atomic number is always a whole number
9
Q
is atomic mass a whole number or a decimal?
A
atomic mass can be a decimal
