Why electrons don't spiral into atomic nuclei is best explained by their
A) particle nature.
B) wave nature.
C) both of these
D) neither of these
Question 2
The Ritz combination principle states that the sum of the
A) frequencies of two lines in a spectrum often equal the frequency of a third line.
B) energies associated with two lines in a spectrum often equal the energy associated with a third line.
C) energy transitions of quantum jumps is consistent with the conservation of energy.
D) all of the above
E) none of the above
McGill University's Gault Nature Reserve on Mont-Saint-Hilaire, Quebec.
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What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g?
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