UniCalc
RU
full version
Own formula
Calculation
Catalog
About
Help
Find a formula
Atoms
Mass defect
mass defect
Δm =
kg
x
μg
mg
g
kg
q
t
u
pood
lb
number of protons
Z =
proton mass
m
p
=
kg
x
μg
mg
g
kg
q
t
u
pood
lb
number of neutrons
N =
neutron mass
m
n
=
kg
x
μg
mg
g
kg
q
t
u
pood
lb
nuclear mass
m
nucl
=
kg
x
μg
mg
g
kg
q
t
u
pood
lb
1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"