Podaj skład jądra atomowego izotopów pierwiastków: 238U, 234U, 224Ra.
A=238 U
Z=92
p=92
n=238-92=146
A=234 U
n=234-92=142
A=224 Ra
Z=88
p=88
n=224-88=136
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A=238 U
Z=92
p=92
n=238-92=146
A=234 U
Z=92
p=92
n=234-92=142
A=224 Ra
Z=88
p=88
n=224-88=136