All of the following statements are true EXCEPT *
O all atoms of a given element have the same mass number
for any neutral atom, the number of electrons is equal to the number of protons
the atomic number equals the number of protons in an atom
isotopes of atoms contain the same number of protons, but different number of
neutrons
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All of the following statements are true EXCEPT *
O all atoms of a given element have the same mass...
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