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![relation is L_L?L,L4Y,² = A"h°Y;²
--2
(А). -120
The potential in the hydrogen atom turned of from
attraction to repulsion when l = 1 at a radius r equal
to
consider ħc = 197 MeV.nm
mec? = 0.5 MeV
e2
and
Απερh
1
137
(A). 53978
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