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Atoms
Atomic radius
atomic radius (approximate)
r
a
=
m
x
Å
nm
μm
mm
cm
dm
m
km
n mile
in
ft
yd
atomic mass
m
a
=
kg
x
μg
mg
g
kg
q
t
u
pood
lb
matter density
ρ =
kg/m
3
x
kg/m
3
kg/dm
3
g/cm
3
t/m
3
kg/l
3
g/l
3
g/ml
3
1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"
