The difference of squares of the mass number and the atomic number of a certain atom is 40. If the number of neutrons is 4, identify the element to...
The difference of squares of the mass number and the atomic number of a certain atom is 40. If the number of neutrons is 4, identify the element to which this atom belongs.
A) lithium (Z=3) B) oxygen (Z=8) C) fluorine (Z=9) D) neon (Z=10) E) boron (Z=5)
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