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Which of the following statements are true about nuclei and the nuclear force?

Mass number indicates the number of protons in a nucleus A: True B: False the nuclear force is stronger than the electric (Coulomb) force A: True B: False the nuclear force is a long-range attractive force A: True B: False atomic number indicates the number of protons in a nucleus A: True B: False isotopes are nuclei that have the same atomic number Z, but different values of N

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