The atomic numbers and masses

Why are the atomic masses listed in the periodic table not whole numbers?Answer Scientists have yet to make the precise
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Atoms with the same number of protons but with different electrical charges _____.have different atomic masses have different
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How is it possible that the atomic number increases in order, yet the atomic masses do not?A. There is no relationship between
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.Each family in the periodic table has its own characteristic properties based on _____. the atomic masses the atomic numbers
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Why are the atomic masses of elements usually decimal numbers?
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Why are the atomic masses of elements usually decimal numbers?
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Why are the atomic masses of elements usually decimal numbers?
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The masses of sub-atomic particles are usually measured inThe masses of sub-atomic particles are usually measured in atomic mass
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How is the modern model of an atom different from the Bohr atomic model?f The numbers of electrons are different. g The
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The atomic masses of elements are generally not whole numbers. Explain why.
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