According to the quantum mechanical picture of the atom, which one of the following statements i...
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0According to the quantum mechanical picture of the atom, which one of the following statements is true concerning the magnitude of the angular momentum \( L \) of an electron in the \( n=3 \) level of the hydrogen atom?
(A) \( L \) is \( 0.318 h \)
(B) \( L \) could be \( 0.225 h \) or \( 0.276 h \)
(C) \( L \) is \( 0.477 \mathrm{~h} \)
(D) \( L \) could be \( 0.225 h \) or \( 0.390 h \)
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